Home / 3,859.40-5,791.92-2,882.52

Finding the Fourth Proportional to 3,859.40, 5,791.92 and 2,882.52

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Solution

The fourth proportional to 3,859.40, 5,791.92 and 2,882.52 is: 4,325.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859.40 : 5,791.92 = 2,882.52 : x
  2. Step 2: Convert to fraction form
    3,859.40/5,791.92 = 2,882.52/x
  3. Step 3: Cross multiply
    3,859.40x = 5,791.92 × 2,882.52
  4. Step 4: Simplify right side
    3,859.40x = 16,695,325.24
  5. Step 5: Solve for x
    x = 16,695,325.24/3,859.40
  6. Step 6: Final answer
    x = 4,325.89

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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.