Home / 2,332.62-3,198.13-2,291.11

Finding the Fourth Proportional to 2,332.62, 3,198.13 and 2,291.11

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Solution

The fourth proportional to 2,332.62, 3,198.13 and 2,291.11 is: 3,141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.62 : 3,198.13 = 2,291.11 : x
  2. Step 2: Convert to fraction form
    2,332.62/3,198.13 = 2,291.11/x
  3. Step 3: Cross multiply
    2,332.62x = 3,198.13 × 2,291.11
  4. Step 4: Simplify right side
    2,332.62x = 7,327,253.90
  5. Step 5: Solve for x
    x = 7,327,253.90/2,332.62
  6. Step 6: Final answer
    x = 3,141.21

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.