Question

Tetracttys tead is wel as

Answer 1

Answer:

It is said that the Pythagorean musical system was based on the Tetractys as the rows can be read as the ratios of 4:3 (perfect fourth), 3:2 (perfect fifth), 2:1 (octave), forming the basic intervals of the Pythagorean scales.

Answer 2

$\Huge\mathcal{{\colorbox{orange}{{\colorbox{lightblue}{ Required\:Aɳswer♡}}}}}$

ɪᴛ ɪs sᴀɪᴅ ᴛʜᴀᴛ ᴛʜᴇ ᴘʏᴛʜᴀɢᴏʀᴇᴀɴ ᴍᴜsɪᴄᴀʟ sʏsᴛᴇᴍ ᴡᴀs ʙᴀsᴇᴅ ᴏɴ ᴛʜᴇ ᴛᴇᴛʀᴀᴄᴛʏs ᴀs ᴛʜᴇ ʀᴏᴡs ᴄᴀɴ ʙᴇ ʀᴇᴀᴅ ᴀs ᴛʜᴇ ʀᴀᴛɪᴏs ᴏғ : (ᴘᴇʀғᴇᴄᴛ ғᴏᴜʀᴛʜ), : (ᴘᴇʀғᴇᴄᴛ ғɪғᴛʜ), : (ᴏᴄᴛᴀᴠᴇ), ғᴏʀᴍɪɴɢ ᴛʜᴇ ʙᴀsɪᴄ ɪɴᴛᴇʀᴠᴀʟs ᴏғ ᴛʜᴇ ᴘʏᴛʜᴀɢᴏʀᴇᴀɴ sᴄᴀʟᴇs.

$\large\color{red}\gg{{Hope it Helps!}}$