Home / 3,963.31-5,468.13-2,284.49

Finding the Fourth Proportional to 3,963.31, 5,468.13 and 2,284.49

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Solution

The fourth proportional to 3,963.31, 5,468.13 and 2,284.49 is: 3,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.31 : 5,468.13 = 2,284.49 : x
  2. Step 2: Convert to fraction form
    3,963.31/5,468.13 = 2,284.49/x
  3. Step 3: Cross multiply
    3,963.31x = 5,468.13 × 2,284.49
  4. Step 4: Simplify right side
    3,963.31x = 12,491,881.47
  5. Step 5: Solve for x
    x = 12,491,881.47/3,963.31
  6. Step 6: Final answer
    x = 3,151.88

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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.