Home / 3,755.73-5,617.49-2,191.83

Finding the Fourth Proportional to 3,755.73, 5,617.49 and 2,191.83

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Solution

The fourth proportional to 3,755.73, 5,617.49 and 2,191.83 is: 3,278.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.73 : 5,617.49 = 2,191.83 : x
  2. Step 2: Convert to fraction form
    3,755.73/5,617.49 = 2,191.83/x
  3. Step 3: Cross multiply
    3,755.73x = 5,617.49 × 2,191.83
  4. Step 4: Simplify right side
    3,755.73x = 12,312,572.15
  5. Step 5: Solve for x
    x = 12,312,572.15/3,755.73
  6. Step 6: Final answer
    x = 3,278.34

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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.