Home / 4,101.10-6,140.85-3,229.90

Finding the Fourth Proportional to 4,101.10, 6,140.85 and 3,229.90

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Solution

The fourth proportional to 4,101.10, 6,140.85 and 3,229.90 is: 4,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.10 : 6,140.85 = 3,229.90 : x
  2. Step 2: Convert to fraction form
    4,101.10/6,140.85 = 3,229.90/x
  3. Step 3: Cross multiply
    4,101.10x = 6,140.85 × 3,229.90
  4. Step 4: Simplify right side
    4,101.10x = 19,834,331.42
  5. Step 5: Solve for x
    x = 19,834,331.42/4,101.10
  6. Step 6: Final answer
    x = 4,836.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.