Question

Find the value of x in the proportion x100::3:12

Answer 1

Step-by-step explanation:

Do you mean

x:100::3:12

$\frac{x}{100} = \frac{3}{12}$

$12x = 300$

$x = \frac{300}{12} = \frac{12 \times 5 \times 5}{12} = 25$

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Answer 2

Step-by-step explanation:

step 1 Express (x100/3×13)

Step2Multipy ( x100/36)

step3 derivative=1/36 x 1-1/100

step 4 subtract =1/36x0/100

step 5. =1/36×1

step 6 =multiply 1/36

Ans1/36=0.027777778