Home / 8,101.59-12,147.66-6,793.62

Finding the Fourth Proportional to 8,101.59, 12,147.66 and 6,793.62

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Solution

The fourth proportional to 8,101.59, 12,147.66 and 6,793.62 is: 10,186.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.59 : 12,147.66 = 6,793.62 : x
  2. Step 2: Convert to fraction form
    8,101.59/12,147.66 = 6,793.62/x
  3. Step 3: Cross multiply
    8,101.59x = 12,147.66 × 6,793.62
  4. Step 4: Simplify right side
    8,101.59x = 82,526,585.93
  5. Step 5: Solve for x
    x = 82,526,585.93/8,101.59
  6. Step 6: Final answer
    x = 10,186.47

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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.