Home / 11,372.56-17,061.92-3,474.86

Finding the Fourth Proportional to 11,372.56, 17,061.92 and 3,474.86

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Solution

The fourth proportional to 11,372.56, 17,061.92 and 3,474.86 is: 5,213.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.56 : 17,061.92 = 3,474.86 : x
  2. Step 2: Convert to fraction form
    11,372.56/17,061.92 = 3,474.86/x
  3. Step 3: Cross multiply
    11,372.56x = 17,061.92 × 3,474.86
  4. Step 4: Simplify right side
    11,372.56x = 59,287,811.87
  5. Step 5: Solve for x
    x = 59,287,811.87/11,372.56
  6. Step 6: Final answer
    x = 5,213.23

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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.