Home / 10,582.52-15,874.38-2,791.13

Finding the Fourth Proportional to 10,582.52, 15,874.38 and 2,791.13

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Solution

The fourth proportional to 10,582.52, 15,874.38 and 2,791.13 is: 4,186.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,582.52 : 15,874.38 = 2,791.13 : x
  2. Step 2: Convert to fraction form
    10,582.52/15,874.38 = 2,791.13/x
  3. Step 3: Cross multiply
    10,582.52x = 15,874.38 × 2,791.13
  4. Step 4: Simplify right side
    10,582.52x = 44,307,378.88
  5. Step 5: Solve for x
    x = 44,307,378.88/10,582.52
  6. Step 6: Final answer
    x = 4,186.85

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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.