Home / 2,240.83-3,358.50-1,691.29

Finding the Fourth Proportional to 2,240.83, 3,358.50 and 1,691.29

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Solution

The fourth proportional to 2,240.83, 3,358.50 and 1,691.29 is: 2,534.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.83 : 3,358.50 = 1,691.29 : x
  2. Step 2: Convert to fraction form
    2,240.83/3,358.50 = 1,691.29/x
  3. Step 3: Cross multiply
    2,240.83x = 3,358.50 × 1,691.29
  4. Step 4: Simplify right side
    2,240.83x = 5,680,197.47
  5. Step 5: Solve for x
    x = 5,680,197.47/2,240.83
  6. Step 6: Final answer
    x = 2,534.86

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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.