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Finding the Fourth Proportional to 6,793.96, 10,231.75 and 5,981.20

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Solution

The fourth proportional to 6,793.96, 10,231.75 and 5,981.20 is: 9,007.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,793.96 : 10,231.75 = 5,981.20 : x
  2. Step 2: Convert to fraction form
    6,793.96/10,231.75 = 5,981.20/x
  3. Step 3: Cross multiply
    6,793.96x = 10,231.75 × 5,981.20
  4. Step 4: Simplify right side
    6,793.96x = 61,198,143.10
  5. Step 5: Solve for x
    x = 61,198,143.10/6,793.96
  6. Step 6: Final answer
    x = 9,007.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.