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Finding the Fourth Proportional to 6,165.62, 8,565.58 and 6,107.97

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Solution

The fourth proportional to 6,165.62, 8,565.58 and 6,107.97 is: 8,485.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.62 : 8,565.58 = 6,107.97 : x
  2. Step 2: Convert to fraction form
    6,165.62/8,565.58 = 6,107.97/x
  3. Step 3: Cross multiply
    6,165.62x = 8,565.58 × 6,107.97
  4. Step 4: Simplify right side
    6,165.62x = 52,318,345.43
  5. Step 5: Solve for x
    x = 52,318,345.43/6,165.62
  6. Step 6: Final answer
    x = 8,485.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.