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Finding the Fourth Proportional to 7,251.62, 10,874.03 and 4,250.57

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Solution

The fourth proportional to 7,251.62, 10,874.03 and 4,250.57 is: 6,373.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.62 : 10,874.03 = 4,250.57 : x
  2. Step 2: Convert to fraction form
    7,251.62/10,874.03 = 4,250.57/x
  3. Step 3: Cross multiply
    7,251.62x = 10,874.03 × 4,250.57
  4. Step 4: Simplify right side
    7,251.62x = 46,220,750.07
  5. Step 5: Solve for x
    x = 46,220,750.07/7,251.62
  6. Step 6: Final answer
    x = 6,373.86

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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.