Finding the Fourth Proportional to 10,080.99, 15,124.56 and 5,154.09
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Solution
The fourth proportional to 10,080.99, 15,124.56 and 5,154.09 is: 7,732.70
Step by Step Solution
- Step 1: Write the proportion equation
10,080.99 : 15,124.56 = 5,154.09 : x - Step 2: Convert to fraction form
10,080.99/15,124.56 = 5,154.09/x - Step 3: Cross multiply
10,080.99x = 15,124.56 × 5,154.09 - Step 4: Simplify right side
10,080.99x = 77,953,315.09 - Step 5: Solve for x
x = 77,953,315.09/10,080.99 - Step 6: Final answer
x = 7,732.70
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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.