Home / 5,174.46-7,757.91-3,327.66

Finding the Fourth Proportional to 5,174.46, 7,757.91 and 3,327.66

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Solution

The fourth proportional to 5,174.46, 7,757.91 and 3,327.66 is: 4,989.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.46 : 7,757.91 = 3,327.66 : x
  2. Step 2: Convert to fraction form
    5,174.46/7,757.91 = 3,327.66/x
  3. Step 3: Cross multiply
    5,174.46x = 7,757.91 × 3,327.66
  4. Step 4: Simplify right side
    5,174.46x = 25,815,686.79
  5. Step 5: Solve for x
    x = 25,815,686.79/5,174.46
  6. Step 6: Final answer
    x = 4,989.06

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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.