Finding the Fourth Proportional to 8,748, 13,122 and 2,592
Calculator
Solution
The fourth proportional to 8,748, 13,122 and 2,592 is: 3,888
Step by Step Solution
- Step 1: Write the proportion equation
8,748 : 13,122 = 2,592 : x - Step 2: Convert to fraction form
8,748/13,122 = 2,592/x - Step 3: Cross multiply
8,748x = 13,122 × 2,592 - Step 4: Simplify right side
8,748x = 34,012,224 - Step 5: Solve for x
x = 34,012,224/8,748 - Step 6: Final answer
x = 3,888
Related Problems
Find fourth proportional to 4,374, 6,561 and 1,296
Half scale
Find fourth proportional to 17,496, 26,244 and 5,184
Double scale
Find fourth proportional to 8,749, 13,123.50 and 2,593
Similar ratio
Find fourth proportional to 13,122, 19,683 and 3,888
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.