Home / 3,863.25-5,332.01-2,291.31

Finding the Fourth Proportional to 3,863.25, 5,332.01 and 2,291.31

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Solution

The fourth proportional to 3,863.25, 5,332.01 and 2,291.31 is: 3,162.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.25 : 5,332.01 = 2,291.31 : x
  2. Step 2: Convert to fraction form
    3,863.25/5,332.01 = 2,291.31/x
  3. Step 3: Cross multiply
    3,863.25x = 5,332.01 × 2,291.31
  4. Step 4: Simplify right side
    3,863.25x = 12,217,276.38
  5. Step 5: Solve for x
    x = 12,217,276.38/3,863.25
  6. Step 6: Final answer
    x = 3,162.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.