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Finding the Fourth Proportional to 2,673.41, 4,010.11 and 725.61

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Solution

The fourth proportional to 2,673.41, 4,010.11 and 725.61 is: 1,088.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.41 : 4,010.11 = 725.61 : x
  2. Step 2: Convert to fraction form
    2,673.41/4,010.11 = 725.61/x
  3. Step 3: Cross multiply
    2,673.41x = 4,010.11 × 725.61
  4. Step 4: Simplify right side
    2,673.41x = 2,909,775.92
  5. Step 5: Solve for x
    x = 2,909,775.92/2,673.41
  6. Step 6: Final answer
    x = 1,088.41

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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.