Question

are the following in porporrion
a) 4:12 :: 6:18

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Answer 1

Answer:

Given, x4=1812

⇒x4=32

⇒x=212

⇒x=6.

Answer 2

$= 4:12 :: 6:18$

$\frac{4}{12} = \frac{6}{18}$

$= \frac{4 \times 18}{12 \times 6}$

$= \frac{72}{72}$

$= 1$