Home / 3,382.11-5,073.71-1,434.33

Finding the Fourth Proportional to 3,382.11, 5,073.71 and 1,434.33

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Solution

The fourth proportional to 3,382.11, 5,073.71 and 1,434.33 is: 2,151.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.11 : 5,073.71 = 1,434.33 : x
  2. Step 2: Convert to fraction form
    3,382.11/5,073.71 = 1,434.33/x
  3. Step 3: Cross multiply
    3,382.11x = 5,073.71 × 1,434.33
  4. Step 4: Simplify right side
    3,382.11x = 7,277,367.29
  5. Step 5: Solve for x
    x = 7,277,367.29/3,382.11
  6. Step 6: Final answer
    x = 2,151.72

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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.