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Finding the Fourth Proportional to 6,755.07, 9,325.04 and 3,960.75

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Solution

The fourth proportional to 6,755.07, 9,325.04 and 3,960.75 is: 5,467.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,755.07 : 9,325.04 = 3,960.75 : x
  2. Step 2: Convert to fraction form
    6,755.07/9,325.04 = 3,960.75/x
  3. Step 3: Cross multiply
    6,755.07x = 9,325.04 × 3,960.75
  4. Step 4: Simplify right side
    6,755.07x = 36,934,132.38
  5. Step 5: Solve for x
    x = 36,934,132.38/6,755.07
  6. Step 6: Final answer
    x = 5,467.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.