Home / 3,725.65-5,141.40-2,234.43

Finding the Fourth Proportional to 3,725.65, 5,141.40 and 2,234.43

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Solution

The fourth proportional to 3,725.65, 5,141.40 and 2,234.43 is: 3,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.65 : 5,141.40 = 2,234.43 : x
  2. Step 2: Convert to fraction form
    3,725.65/5,141.40 = 2,234.43/x
  3. Step 3: Cross multiply
    3,725.65x = 5,141.40 × 2,234.43
  4. Step 4: Simplify right side
    3,725.65x = 11,488,098.40
  5. Step 5: Solve for x
    x = 11,488,098.40/3,725.65
  6. Step 6: Final answer
    x = 3,083.52

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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.