Home / 10,582.11-15,874.79-2,791.53

Finding the Fourth Proportional to 10,582.11, 15,874.79 and 2,791.53

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Solution

The fourth proportional to 10,582.11, 15,874.79 and 2,791.53 is: 4,187.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,582.11 : 15,874.79 = 2,791.53 : x
  2. Step 2: Convert to fraction form
    10,582.11/15,874.79 = 2,791.53/x
  3. Step 3: Cross multiply
    10,582.11x = 15,874.79 × 2,791.53
  4. Step 4: Simplify right side
    10,582.11x = 44,314,938.57
  5. Step 5: Solve for x
    x = 44,314,938.57/10,582.11
  6. Step 6: Final answer
    x = 4,187.72

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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.