Home / 2,229.56-3,343.66-1,540.66

Finding the Fourth Proportional to 2,229.56, 3,343.66 and 1,540.66

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Solution

The fourth proportional to 2,229.56, 3,343.66 and 1,540.66 is: 2,310.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.56 : 3,343.66 = 1,540.66 : x
  2. Step 2: Convert to fraction form
    2,229.56/3,343.66 = 1,540.66/x
  3. Step 3: Cross multiply
    2,229.56x = 3,343.66 × 1,540.66
  4. Step 4: Simplify right side
    2,229.56x = 5,151,437.99
  5. Step 5: Solve for x
    x = 5,151,437.99/2,229.56
  6. Step 6: Final answer
    x = 2,310.51

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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.