Home / 3,863.30-5,331.69-3,232.72

Finding the Fourth Proportional to 3,863.30, 5,331.69 and 3,232.72

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Solution

The fourth proportional to 3,863.30, 5,331.69 and 3,232.72 is: 4,461.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.30 : 5,331.69 = 3,232.72 : x
  2. Step 2: Convert to fraction form
    3,863.30/5,331.69 = 3,232.72/x
  3. Step 3: Cross multiply
    3,863.30x = 5,331.69 × 3,232.72
  4. Step 4: Simplify right side
    3,863.30x = 17,235,860.90
  5. Step 5: Solve for x
    x = 17,235,860.90/3,863.30
  6. Step 6: Final answer
    x = 4,461.43

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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.