Home / 3,204.62-4,418.11-2,876.57

Finding the Fourth Proportional to 3,204.62, 4,418.11 and 2,876.57

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Solution

The fourth proportional to 3,204.62, 4,418.11 and 2,876.57 is: 3,965.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.62 : 4,418.11 = 2,876.57 : x
  2. Step 2: Convert to fraction form
    3,204.62/4,418.11 = 2,876.57/x
  3. Step 3: Cross multiply
    3,204.62x = 4,418.11 × 2,876.57
  4. Step 4: Simplify right side
    3,204.62x = 12,709,002.68
  5. Step 5: Solve for x
    x = 12,709,002.68/3,204.62
  6. Step 6: Final answer
    x = 3,965.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.