Quadruplets 4:3 and 4:6 in piano music.
In triple meter, quadruplets can create the feel of 4/4 or 2/4 time. Image © Brandy Kraemer

Definition of Quadruplet:

A quadruplet is a note-grouping of four, played in the length of three of its note-type. For example, sixteenth-note quadruplets span three normal sixteenth-notes.

A quadruplet is marked with a small 4 on its note-beam, bracket, or slur. If the grouping spans more than three notes, it is designated a ratio such as 4:5 or 4:6; meaning four notes in place of five or six:


View notation for the above examples


Also Known As:

  • quartina (It)
  • quartolet (Fr)
  • Quartole (Ger)

Musical Symbols:
Staff & Barlines
The Grand Staff
Key Signatures
Time Signatures

Note Lengths
Dotted Notes
Music Rests
Tempo Commands

Dynamics & Volume
8va & Octave Commands

Repeat Signs
Segno & Coda Signs
Pedal Marks
Piano Chords




Beginner Piano Lessons
 ▪  Notes of the Piano Keys
 ▪  The Point Of Double-Sharps
 ▪  Finding Middle C on the Piano
 ▪  Essential Piano Fingering
 ▪  Comparing Major & Minor Chords

Getting Started on Keyboards
 ▪  Finding the Right Piano Teacher
 ▪  Sitting Correctly at the Keys
 ▪  Playing Piano vs. Electric Keyboard
 ▪  How to Buy a Used Piano

Piano Chords
 ▪  Chord Types & Symbols in Sheet Music
 ▪  Root Notes & Chord Inversion
 ▪  Diminished Chords & Dissonance
 ▪  Essential Piano Chord Fingering

Piano Care
 ▪  Everyday Piano Care
 ▪  Safely Whiten Your Piano Keys
 ▪  When to Tune a Piano
 ▪  Easy-to-Spot Signs of Piano Damage
 ▪  Piano Room Temps & Humidity Levels

Piano Recitals & Performing
 ▪  What to Eat & Drink Before a Performance
 ▪  Concert Etiquette for the Audience
 ▪  Warming Up for a Piano Performance
 ▪  Overcoming Mistakes On Stage

♫ Musical Quizzes!
 ● Identify the Piano Keys
 ● Key Signature Quiz
 ● Note Length & Rest Quiz (U.S. or U.K. English)
 ● Grand Staff Notes Quiz
 ● Time Signature & Rhythm Quiz

Reading Piano Music
• Note-Lengths in U.K. & U.S. English
• Notes of the Piano Keys
• Memorize the Grand Staff Notes
• Reading Music Rests

Piano Chords
• Easy Bass Piano Chords
• Chord Types & Symbols
• Piano Chord Fingering
• Diminished Chords & Dissonance

Reading Musical Symbols
• Note Accents & Articulation Marks
• How to Play Dotted Notes
• Accidentals & Double-Accidentals
• Reading Segno & Coda Repeats

Beginner Piano Lessons
• Comparing Major & Minor
• Understanding the Key Signature
• Types of Barlines
• BPM & Tempo Commands
• Left Hand Piano Fingering


Helpful Info For Owning a Piano
How to Safely Whiten Your Piano Keys
Learn ivory-safe methods for brightening up your acoustic piano keys, and find out what you can do to prevent keyboard yellowing.

When to Tune a Piano
Find out when (and how frequently) you should schedule a professional piano tuning to keep your piano healthy and on-pitch.

Ideal Piano Temp & Humidity Levels
Learn how to maintain sound quality and piano health by monitoring the temperature, humidity, and natural light in your piano room.


Illustrated Piano Chords:
AbmajAbma7Abma9  |  AbminAbm7Abm9  |  AbdimAb°7  |  AbaugAb+7  |  Absus2Absus4