Home / 6,105.18-8,425.20-3,310.68

Finding the Fourth Proportional to 6,105.18, 8,425.20 and 3,310.68

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Solution

The fourth proportional to 6,105.18, 8,425.20 and 3,310.68 is: 4,568.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.18 : 8,425.20 = 3,310.68 : x
  2. Step 2: Convert to fraction form
    6,105.18/8,425.20 = 3,310.68/x
  3. Step 3: Cross multiply
    6,105.18x = 8,425.20 × 3,310.68
  4. Step 4: Simplify right side
    6,105.18x = 27,893,082.46
  5. Step 5: Solve for x
    x = 27,893,082.46/6,105.18
  6. Step 6: Final answer
    x = 4,568.76

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Double scale
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1.5x scale

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.