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Finding the Fourth Proportional to 8,248.03, 11,375.67 and 7,251.19

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Solution

The fourth proportional to 8,248.03, 11,375.67 and 7,251.19 is: 10,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.03 : 11,375.67 = 7,251.19 : x
  2. Step 2: Convert to fraction form
    8,248.03/11,375.67 = 7,251.19/x
  3. Step 3: Cross multiply
    8,248.03x = 11,375.67 × 7,251.19
  4. Step 4: Simplify right side
    8,248.03x = 82,487,144.55
  5. Step 5: Solve for x
    x = 82,487,144.55/8,248.03
  6. Step 6: Final answer
    x = 10,000.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.