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Finding the Fourth Proportional to 8,367.26, 12,553 and 5,906.88

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Solution

The fourth proportional to 8,367.26, 12,553 and 5,906.88 is: 8,861.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367.26 : 12,553 = 5,906.88 : x
  2. Step 2: Convert to fraction form
    8,367.26/12,553 = 5,906.88/x
  3. Step 3: Cross multiply
    8,367.26x = 12,553 × 5,906.88
  4. Step 4: Simplify right side
    8,367.26x = 74,149,064.64
  5. Step 5: Solve for x
    x = 74,149,064.64/8,367.26
  6. Step 6: Final answer
    x = 8,861.81

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1.5x scale

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.