Home / 7,694.32-11,540.22-2,148.04

Finding the Fourth Proportional to 7,694.32, 11,540.22 and 2,148.04

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Solution

The fourth proportional to 7,694.32, 11,540.22 and 2,148.04 is: 3,221.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694.32 : 11,540.22 = 2,148.04 : x
  2. Step 2: Convert to fraction form
    7,694.32/11,540.22 = 2,148.04/x
  3. Step 3: Cross multiply
    7,694.32x = 11,540.22 × 2,148.04
  4. Step 4: Simplify right side
    7,694.32x = 24,788,854.17
  5. Step 5: Solve for x
    x = 24,788,854.17/7,694.32
  6. Step 6: Final answer
    x = 3,221.71

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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.