Home / 3,757.19-5,629.32-2,489.96

Finding the Fourth Proportional to 3,757.19, 5,629.32 and 2,489.96

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Solution

The fourth proportional to 3,757.19, 5,629.32 and 2,489.96 is: 3,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.19 : 5,629.32 = 2,489.96 : x
  2. Step 2: Convert to fraction form
    3,757.19/5,629.32 = 2,489.96/x
  3. Step 3: Cross multiply
    3,757.19x = 5,629.32 × 2,489.96
  4. Step 4: Simplify right side
    3,757.19x = 14,016,769.18
  5. Step 5: Solve for x
    x = 14,016,769.18/3,757.19
  6. Step 6: Final answer
    x = 3,730.65

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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.