Home / 4,151.82-6,223.53-2,691.90

Finding the Fourth Proportional to 4,151.82, 6,223.53 and 2,691.90

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Solution

The fourth proportional to 4,151.82, 6,223.53 and 2,691.90 is: 4,035.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.82 : 6,223.53 = 2,691.90 : x
  2. Step 2: Convert to fraction form
    4,151.82/6,223.53 = 2,691.90/x
  3. Step 3: Cross multiply
    4,151.82x = 6,223.53 × 2,691.90
  4. Step 4: Simplify right side
    4,151.82x = 16,753,120.41
  5. Step 5: Solve for x
    x = 16,753,120.41/4,151.82
  6. Step 6: Final answer
    x = 4,035.13

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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.