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Finding the Fourth Proportional to 8,065.44, 12,100.59 and 6,672.48

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Solution

The fourth proportional to 8,065.44, 12,100.59 and 6,672.48 is: 10,010.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.44 : 12,100.59 = 6,672.48 : x
  2. Step 2: Convert to fraction form
    8,065.44/12,100.59 = 6,672.48/x
  3. Step 3: Cross multiply
    8,065.44x = 12,100.59 × 6,672.48
  4. Step 4: Simplify right side
    8,065.44x = 80,740,944.76
  5. Step 5: Solve for x
    x = 80,740,944.76/8,065.44
  6. Step 6: Final answer
    x = 10,010.73

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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.