Question

Numarul necunoscut din proportia x supra 4 = 17 supra 51 are valoarea...

Answer 1

x /4 = 17/51

51x = 4*17

51x = 68

x = 68/ 51

Answer 2

$\frac{x }{4} = \frac{17}{51}$

$x = \frac{17 \times 4}{51} = \frac{1 \times 4}{3} = \frac{4}{3}$

x=4/3

Spor!!