Home / 3,367.25-5,049.66-1,419.61

Finding the Fourth Proportional to 3,367.25, 5,049.66 and 1,419.61

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Solution

The fourth proportional to 3,367.25, 5,049.66 and 1,419.61 is: 2,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.25 : 5,049.66 = 1,419.61 : x
  2. Step 2: Convert to fraction form
    3,367.25/5,049.66 = 1,419.61/x
  3. Step 3: Cross multiply
    3,367.25x = 5,049.66 × 1,419.61
  4. Step 4: Simplify right side
    3,367.25x = 7,168,535.21
  5. Step 5: Solve for x
    x = 7,168,535.21/3,367.25
  6. Step 6: Final answer
    x = 2,128.90

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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.