Home / 4,207.38-6,312.17-2,099.62

Finding the Fourth Proportional to 4,207.38, 6,312.17 and 2,099.62

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Solution

The fourth proportional to 4,207.38, 6,312.17 and 2,099.62 is: 3,149.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.38 : 6,312.17 = 2,099.62 : x
  2. Step 2: Convert to fraction form
    4,207.38/6,312.17 = 2,099.62/x
  3. Step 3: Cross multiply
    4,207.38x = 6,312.17 × 2,099.62
  4. Step 4: Simplify right side
    4,207.38x = 13,253,158.38
  5. Step 5: Solve for x
    x = 13,253,158.38/4,207.38
  6. Step 6: Final answer
    x = 3,149.98

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1.5x scale

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.