Home / 3,207.92-4,808.28-2,099.46

Finding the Fourth Proportional to 3,207.92, 4,808.28 and 2,099.46

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Solution

The fourth proportional to 3,207.92, 4,808.28 and 2,099.46 is: 3,146.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.92 : 4,808.28 = 2,099.46 : x
  2. Step 2: Convert to fraction form
    3,207.92/4,808.28 = 2,099.46/x
  3. Step 3: Cross multiply
    3,207.92x = 4,808.28 × 2,099.46
  4. Step 4: Simplify right side
    3,207.92x = 10,094,791.53
  5. Step 5: Solve for x
    x = 10,094,791.53/3,207.92
  6. Step 6: Final answer
    x = 3,146.83

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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.