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Finding the Fourth Proportional to 5,844.32, 8,065.16 and 3,191.88

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Solution

The fourth proportional to 5,844.32, 8,065.16 and 3,191.88 is: 4,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,844.32 : 8,065.16 = 3,191.88 : x
  2. Step 2: Convert to fraction form
    5,844.32/8,065.16 = 3,191.88/x
  3. Step 3: Cross multiply
    5,844.32x = 8,065.16 × 3,191.88
  4. Step 4: Simplify right side
    5,844.32x = 25,743,022.90
  5. Step 5: Solve for x
    x = 25,743,022.90/5,844.32
  6. Step 6: Final answer
    x = 4,404.79

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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.