Question

In the prportion 12:3:x:1 find the value of x​

Answer 1

Answer:

12:3::x:1

3x=12

x=12/3

x=4

Answer 2

Answer:

4

Step-by-step explanation:

Take these proportions like equivalent fractions-

We know that -

$\frac{12}{3} \div \frac{3}{3} = \frac{4}{1}$

So we convert it in to ratios so 12 : 3 : : 4 : 1