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Finding the Fourth Proportional to 5,757.62, 8,616.98 and 3,568.19

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Solution

The fourth proportional to 5,757.62, 8,616.98 and 3,568.19 is: 5,340.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.62 : 8,616.98 = 3,568.19 : x
  2. Step 2: Convert to fraction form
    5,757.62/8,616.98 = 3,568.19/x
  3. Step 3: Cross multiply
    5,757.62x = 8,616.98 × 3,568.19
  4. Step 4: Simplify right side
    5,757.62x = 30,746,987.70
  5. Step 5: Solve for x
    x = 30,746,987.70/5,757.62
  6. Step 6: Final answer
    x = 5,340.23

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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.