Home / 6,479.38-9,715.62-2,531.98

Finding the Fourth Proportional to 6,479.38, 9,715.62 and 2,531.98

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Solution

The fourth proportional to 6,479.38, 9,715.62 and 2,531.98 is: 3,796.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479.38 : 9,715.62 = 2,531.98 : x
  2. Step 2: Convert to fraction form
    6,479.38/9,715.62 = 2,531.98/x
  3. Step 3: Cross multiply
    6,479.38x = 9,715.62 × 2,531.98
  4. Step 4: Simplify right side
    6,479.38x = 24,599,755.53
  5. Step 5: Solve for x
    x = 24,599,755.53/6,479.38
  6. Step 6: Final answer
    x = 3,796.62

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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.