Home / 7,914.43-11,872.19-3,753.73

Finding the Fourth Proportional to 7,914.43, 11,872.19 and 3,753.73

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Solution

The fourth proportional to 7,914.43, 11,872.19 and 3,753.73 is: 5,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.43 : 11,872.19 = 3,753.73 : x
  2. Step 2: Convert to fraction form
    7,914.43/11,872.19 = 3,753.73/x
  3. Step 3: Cross multiply
    7,914.43x = 11,872.19 × 3,753.73
  4. Step 4: Simplify right side
    7,914.43x = 44,564,995.77
  5. Step 5: Solve for x
    x = 44,564,995.77/7,914.43
  6. Step 6: Final answer
    x = 5,630.85

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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.