Question

Find the fourth proportion to 4, 10, 12

Answer 1

the answer is 30 hope helps

Answer 2

HEY YOUR ANSWER HERE ⬇⬇⬇⬇⬇

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LET the fourth proportion be x

then,

4 : 10 :: 12 : x
product of mean = product of extreme

So,
10 × 12 = 4 × x

120 = 4x

x= 120 ÷ 4

x = 30
the fourth proportion to 4 , 10 , 12 is 30

I hope it will help you