Question

find the 4th proportion to: 42,12,7​

Answer 1

Answer:

2

Step-by-step explanation:

let te fourth proportion be x

so, 42×X=12×7

=>42×X=84

=>X=84/42

=>X=2

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Answer 2

Answer:

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KONNICHIWA

Step-by-step explanation:

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As we know,product of means=product of extremes.

so,42× x=12×7

=>x=84/42

=>x=2

hence the fourth proportion is 2 as.

42×2=12×7

84×84

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