Home / 3,773.28-5,207.94-2,201.70

Finding the Fourth Proportional to 3,773.28, 5,207.94 and 2,201.70

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Solution

The fourth proportional to 3,773.28, 5,207.94 and 2,201.70 is: 3,038.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.28 : 5,207.94 = 2,201.70 : x
  2. Step 2: Convert to fraction form
    3,773.28/5,207.94 = 2,201.70/x
  3. Step 3: Cross multiply
    3,773.28x = 5,207.94 × 2,201.70
  4. Step 4: Simplify right side
    3,773.28x = 11,466,321.50
  5. Step 5: Solve for x
    x = 11,466,321.50/3,773.28
  6. Step 6: Final answer
    x = 3,038.82

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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.