Home / 3,311.50-4,967.24-2,581.62

Finding the Fourth Proportional to 3,311.50, 4,967.24 and 2,581.62

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Solution

The fourth proportional to 3,311.50, 4,967.24 and 2,581.62 is: 3,872.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.50 : 4,967.24 = 2,581.62 : x
  2. Step 2: Convert to fraction form
    3,311.50/4,967.24 = 2,581.62/x
  3. Step 3: Cross multiply
    3,311.50x = 4,967.24 × 2,581.62
  4. Step 4: Simplify right side
    3,311.50x = 12,823,488.38
  5. Step 5: Solve for x
    x = 12,823,488.38/3,311.50
  6. Step 6: Final answer
    x = 3,872.41

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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.