Finding the Fourth Proportional to 4,098.74, 6,144.51 and 1,635.62
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Solution
The fourth proportional to 4,098.74, 6,144.51 and 1,635.62 is: 2,451.99
Step by Step Solution
- Step 1: Write the proportion equation
4,098.74 : 6,144.51 = 1,635.62 : x - Step 2: Convert to fraction form
4,098.74/6,144.51 = 1,635.62/x - Step 3: Cross multiply
4,098.74x = 6,144.51 × 1,635.62 - Step 4: Simplify right side
4,098.74x = 10,050,083.45 - Step 5: Solve for x
x = 10,050,083.45/4,098.74 - Step 6: Final answer
x = 2,451.99
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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.