Home / 3,781.38-5,672.27-1,184.52

Finding the Fourth Proportional to 3,781.38, 5,672.27 and 1,184.52

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Solution

The fourth proportional to 3,781.38, 5,672.27 and 1,184.52 is: 1,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.38 : 5,672.27 = 1,184.52 : x
  2. Step 2: Convert to fraction form
    3,781.38/5,672.27 = 1,184.52/x
  3. Step 3: Cross multiply
    3,781.38x = 5,672.27 × 1,184.52
  4. Step 4: Simplify right side
    3,781.38x = 6,718,882.98
  5. Step 5: Solve for x
    x = 6,718,882.98/3,781.38
  6. Step 6: Final answer
    x = 1,776.84

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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.