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Finding the Fourth Proportional to 5,007, 7,513.18 and 3,251.59

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Solution

The fourth proportional to 5,007, 7,513.18 and 3,251.59 is: 4,879.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007 : 7,513.18 = 3,251.59 : x
  2. Step 2: Convert to fraction form
    5,007/7,513.18 = 3,251.59/x
  3. Step 3: Cross multiply
    5,007x = 7,513.18 × 3,251.59
  4. Step 4: Simplify right side
    5,007x = 24,429,780.96
  5. Step 5: Solve for x
    x = 24,429,780.96/5,007
  6. Step 6: Final answer
    x = 4,879.13

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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.