Home / 7,614.86-11,416.82-3,452.72

Finding the Fourth Proportional to 7,614.86, 11,416.82 and 3,452.72

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Solution

The fourth proportional to 7,614.86, 11,416.82 and 3,452.72 is: 5,176.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.86 : 11,416.82 = 3,452.72 : x
  2. Step 2: Convert to fraction form
    7,614.86/11,416.82 = 3,452.72/x
  3. Step 3: Cross multiply
    7,614.86x = 11,416.82 × 3,452.72
  4. Step 4: Simplify right side
    7,614.86x = 39,419,008.40
  5. Step 5: Solve for x
    x = 39,419,008.40/7,614.86
  6. Step 6: Final answer
    x = 5,176.59

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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.