Home / 3,367.11-5,049.45-1,418.25

Finding the Fourth Proportional to 3,367.11, 5,049.45 and 1,418.25

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Solution

The fourth proportional to 3,367.11, 5,049.45 and 1,418.25 is: 2,126.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.11 : 5,049.45 = 1,418.25 : x
  2. Step 2: Convert to fraction form
    3,367.11/5,049.45 = 1,418.25/x
  3. Step 3: Cross multiply
    3,367.11x = 5,049.45 × 1,418.25
  4. Step 4: Simplify right side
    3,367.11x = 7,161,382.46
  5. Step 5: Solve for x
    x = 7,161,382.46/3,367.11
  6. Step 6: Final answer
    x = 2,126.86

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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.