Home / 3,691.27-5,538.93-1,582.71

Finding the Fourth Proportional to 3,691.27, 5,538.93 and 1,582.71

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Solution

The fourth proportional to 3,691.27, 5,538.93 and 1,582.71 is: 2,374.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691.27 : 5,538.93 = 1,582.71 : x
  2. Step 2: Convert to fraction form
    3,691.27/5,538.93 = 1,582.71/x
  3. Step 3: Cross multiply
    3,691.27x = 5,538.93 × 1,582.71
  4. Step 4: Simplify right side
    3,691.27x = 8,766,519.90
  5. Step 5: Solve for x
    x = 8,766,519.90/3,691.27
  6. Step 6: Final answer
    x = 2,374.93

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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.