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Finding the Fourth Proportional to 5,711.16, 8,568.18 and 2,248.68

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Solution

The fourth proportional to 5,711.16, 8,568.18 and 2,248.68 is: 3,373.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.16 : 8,568.18 = 2,248.68 : x
  2. Step 2: Convert to fraction form
    5,711.16/8,568.18 = 2,248.68/x
  3. Step 3: Cross multiply
    5,711.16x = 8,568.18 × 2,248.68
  4. Step 4: Simplify right side
    5,711.16x = 19,267,095.00
  5. Step 5: Solve for x
    x = 19,267,095.00/5,711.16
  6. Step 6: Final answer
    x = 3,373.59

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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.