Question

In a proportion, if the first, third and fourth terms are respectively 5, 3 and 30, then the second term is________.
step by step explanations .please ​

Answer 1

Answer:

let the second term be x

5 : x :: 3 : 30

product of extreme = product of mean

5×30 = X× 3

5× 30 / 3 = x

5 × 10 = x

50 = x (ans)