Home / 5,718.38-8,577.24-2,207.70

Finding the Fourth Proportional to 5,718.38, 8,577.24 and 2,207.70

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Solution

The fourth proportional to 5,718.38, 8,577.24 and 2,207.70 is: 3,311.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.38 : 8,577.24 = 2,207.70 : x
  2. Step 2: Convert to fraction form
    5,718.38/8,577.24 = 2,207.70/x
  3. Step 3: Cross multiply
    5,718.38x = 8,577.24 × 2,207.70
  4. Step 4: Simplify right side
    5,718.38x = 18,935,972.75
  5. Step 5: Solve for x
    x = 18,935,972.75/5,718.38
  6. Step 6: Final answer
    x = 3,311.42

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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.