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Finding the Fourth Proportional to 7,250.92, 10,868.08 and 3,347.13

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Solution

The fourth proportional to 7,250.92, 10,868.08 and 3,347.13 is: 5,016.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.92 : 10,868.08 = 3,347.13 : x
  2. Step 2: Convert to fraction form
    7,250.92/10,868.08 = 3,347.13/x
  3. Step 3: Cross multiply
    7,250.92x = 10,868.08 × 3,347.13
  4. Step 4: Simplify right side
    7,250.92x = 36,376,876.61
  5. Step 5: Solve for x
    x = 36,376,876.61/7,250.92
  6. Step 6: Final answer
    x = 5,016.86

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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.