Home / 3,769.11-5,201.22-2,276.88

Finding the Fourth Proportional to 3,769.11, 5,201.22 and 2,276.88

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Solution

The fourth proportional to 3,769.11, 5,201.22 and 2,276.88 is: 3,142.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.11 : 5,201.22 = 2,276.88 : x
  2. Step 2: Convert to fraction form
    3,769.11/5,201.22 = 2,276.88/x
  3. Step 3: Cross multiply
    3,769.11x = 5,201.22 × 2,276.88
  4. Step 4: Simplify right side
    3,769.11x = 11,842,553.79
  5. Step 5: Solve for x
    x = 11,842,553.79/3,769.11
  6. Step 6: Final answer
    x = 3,142.00

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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.