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Finding the Fourth Proportional to 6,105.40, 8,567 and 6,105.40

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Solution

The fourth proportional to 6,105.40, 8,567 and 6,105.40 is: 8,567

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.40 : 8,567 = 6,105.40 : x
  2. Step 2: Convert to fraction form
    6,105.40/8,567 = 6,105.40/x
  3. Step 3: Cross multiply
    6,105.40x = 8,567 × 6,105.40
  4. Step 4: Simplify right side
    6,105.40x = 52,304,961.80
  5. Step 5: Solve for x
    x = 52,304,961.80/6,105.40
  6. Step 6: Final answer
    x = 8,567

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.