Home / 10,338.97-15,508.68-2,943.66

Finding the Fourth Proportional to 10,338.97, 15,508.68 and 2,943.66

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Solution

The fourth proportional to 10,338.97, 15,508.68 and 2,943.66 is: 4,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.97 : 15,508.68 = 2,943.66 : x
  2. Step 2: Convert to fraction form
    10,338.97/15,508.68 = 2,943.66/x
  3. Step 3: Cross multiply
    10,338.97x = 15,508.68 × 2,943.66
  4. Step 4: Simplify right side
    10,338.97x = 45,652,280.97
  5. Step 5: Solve for x
    x = 45,652,280.97/10,338.97
  6. Step 6: Final answer
    x = 4,415.55

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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.