Home / 3,195.92-4,408.68-2,199.47

Finding the Fourth Proportional to 3,195.92, 4,408.68 and 2,199.47

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Solution

The fourth proportional to 3,195.92, 4,408.68 and 2,199.47 is: 3,034.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.92 : 4,408.68 = 2,199.47 : x
  2. Step 2: Convert to fraction form
    3,195.92/4,408.68 = 2,199.47/x
  3. Step 3: Cross multiply
    3,195.92x = 4,408.68 × 2,199.47
  4. Step 4: Simplify right side
    3,195.92x = 9,696,781.25
  5. Step 5: Solve for x
    x = 9,696,781.25/3,195.92
  6. Step 6: Final answer
    x = 3,034.11

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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.