Home / 3,963.20-5,467.87-2,284.56

Finding the Fourth Proportional to 3,963.20, 5,467.87 and 2,284.56

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Solution

The fourth proportional to 3,963.20, 5,467.87 and 2,284.56 is: 3,151.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.20 : 5,467.87 = 2,284.56 : x
  2. Step 2: Convert to fraction form
    3,963.20/5,467.87 = 2,284.56/x
  3. Step 3: Cross multiply
    3,963.20x = 5,467.87 × 2,284.56
  4. Step 4: Simplify right side
    3,963.20x = 12,491,677.09
  5. Step 5: Solve for x
    x = 12,491,677.09/3,963.20
  6. Step 6: Final answer
    x = 3,151.92

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1.5x scale

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.