The fourth proportional to 8, 13, 56 is:
Choose the correct option: A) 91 B) 92 C) 93 D) 94 E) 95
Let the fourth proportional to 8, 13, 56 be x.   Then, 8 : 13 : 56 : x   8x = (13 x 56)   x =	(13 x 56)/8   x=728/8= 
<gadget id="calculator">728/8</gadget>
<output>91</output>
91   91nswer: Option 91
<result>A</result>
The fourth proportional to 8, 13, 56 is: