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Finding the Fourth Proportional to 8,697.52, 13,046.12 and 3,503.26

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Solution

The fourth proportional to 8,697.52, 13,046.12 and 3,503.26 is: 5,254.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.52 : 13,046.12 = 3,503.26 : x
  2. Step 2: Convert to fraction form
    8,697.52/13,046.12 = 3,503.26/x
  3. Step 3: Cross multiply
    8,697.52x = 13,046.12 × 3,503.26
  4. Step 4: Simplify right side
    8,697.52x = 45,703,950.35
  5. Step 5: Solve for x
    x = 45,703,950.35/8,697.52
  6. Step 6: Final answer
    x = 5,254.83

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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.