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Finding the Fourth Proportional to 8,065.56, 12,073.38 and 6,884.76

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Solution

The fourth proportional to 8,065.56, 12,073.38 and 6,884.76 is: 10,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.56 : 12,073.38 = 6,884.76 : x
  2. Step 2: Convert to fraction form
    8,065.56/12,073.38 = 6,884.76/x
  3. Step 3: Cross multiply
    8,065.56x = 12,073.38 × 6,884.76
  4. Step 4: Simplify right side
    8,065.56x = 83,122,323.69
  5. Step 5: Solve for x
    x = 83,122,323.69/8,065.56
  6. Step 6: Final answer
    x = 10,305.83

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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.