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Play (help·info)) is the fourth spanning five semitones (half steps, or half tones). For example, the ascending interval from C to the next F is a perfect fourth, because the note F is the fifth semitone above C, and there are four staff positions between C and F.
What are the 4 perfect intervals?
Perfect intervals have only one basic form. The first (also called prime or unison), fourth, fifth and eighth (or octave) are all perfect intervals. These intervals are called "perfect" most likely due to the way that these types of intervals sound and that their frequency ratios are simple whole numbers.
What is a perfect 4th up from a?
A perfect fourth is made up of five half steps. A perfect fourth is made up of five semitones.
What does a perfect 4th look like?
The perfect fourth interval consists of two notes with five steps distance. For example, C to F note will result in this musical interval. The perfect fourth include one more semi-step compared to the major third (M3) and two semi-steps less compared to the perfect fifth (P5).
