Home / 2,338.10-3,508.17-1,817.32

Finding the Fourth Proportional to 2,338.10, 3,508.17 and 1,817.32

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Solution

The fourth proportional to 2,338.10, 3,508.17 and 1,817.32 is: 2,726.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.10 : 3,508.17 = 1,817.32 : x
  2. Step 2: Convert to fraction form
    2,338.10/3,508.17 = 1,817.32/x
  3. Step 3: Cross multiply
    2,338.10x = 3,508.17 × 1,817.32
  4. Step 4: Simplify right side
    2,338.10x = 6,375,465.55
  5. Step 5: Solve for x
    x = 6,375,465.55/2,338.10
  6. Step 6: Final answer
    x = 2,726.78

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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.