Home / 7,565.90-11,345.21-2,635.43

Finding the Fourth Proportional to 7,565.90, 11,345.21 and 2,635.43

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Solution

The fourth proportional to 7,565.90, 11,345.21 and 2,635.43 is: 3,951.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.90 : 11,345.21 = 2,635.43 : x
  2. Step 2: Convert to fraction form
    7,565.90/11,345.21 = 2,635.43/x
  3. Step 3: Cross multiply
    7,565.90x = 11,345.21 × 2,635.43
  4. Step 4: Simplify right side
    7,565.90x = 29,899,493.61
  5. Step 5: Solve for x
    x = 29,899,493.61/7,565.90
  6. Step 6: Final answer
    x = 3,951.88

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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.