Home / 3,693.25-5,540.55-2,230.66

Finding the Fourth Proportional to 3,693.25, 5,540.55 and 2,230.66

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Solution

The fourth proportional to 3,693.25, 5,540.55 and 2,230.66 is: 3,346.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.25 : 5,540.55 = 2,230.66 : x
  2. Step 2: Convert to fraction form
    3,693.25/5,540.55 = 2,230.66/x
  3. Step 3: Cross multiply
    3,693.25x = 5,540.55 × 2,230.66
  4. Step 4: Simplify right side
    3,693.25x = 12,359,044.41
  5. Step 5: Solve for x
    x = 12,359,044.41/3,693.25
  6. Step 6: Final answer
    x = 3,346.39

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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.