Home / 3,419.46-5,132.97-2,449.89

Finding the Fourth Proportional to 3,419.46, 5,132.97 and 2,449.89

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Solution

The fourth proportional to 3,419.46, 5,132.97 and 2,449.89 is: 3,677.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.46 : 5,132.97 = 2,449.89 : x
  2. Step 2: Convert to fraction form
    3,419.46/5,132.97 = 2,449.89/x
  3. Step 3: Cross multiply
    3,419.46x = 5,132.97 × 2,449.89
  4. Step 4: Simplify right side
    3,419.46x = 12,575,211.87
  5. Step 5: Solve for x
    x = 12,575,211.87/3,419.46
  6. Step 6: Final answer
    x = 3,677.54

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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.