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Finding the Fourth Proportional to 5,940.97, 8,886.83 and 5,399.68

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Solution

The fourth proportional to 5,940.97, 8,886.83 and 5,399.68 is: 8,077.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,940.97 : 8,886.83 = 5,399.68 : x
  2. Step 2: Convert to fraction form
    5,940.97/8,886.83 = 5,399.68/x
  3. Step 3: Cross multiply
    5,940.97x = 8,886.83 × 5,399.68
  4. Step 4: Simplify right side
    5,940.97x = 47,986,046.93
  5. Step 5: Solve for x
    x = 47,986,046.93/5,940.97
  6. Step 6: Final answer
    x = 8,077.15

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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.