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Finding the Fourth Proportional to 6,105.08, 8,425.08 and 3,310.64

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Solution

The fourth proportional to 6,105.08, 8,425.08 and 3,310.64 is: 4,568.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.08 : 8,425.08 = 3,310.64 : x
  2. Step 2: Convert to fraction form
    6,105.08/8,425.08 = 3,310.64/x
  3. Step 3: Cross multiply
    6,105.08x = 8,425.08 × 3,310.64
  4. Step 4: Simplify right side
    6,105.08x = 27,892,406.85
  5. Step 5: Solve for x
    x = 27,892,406.85/6,105.08
  6. Step 6: Final answer
    x = 4,568.72

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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.