Home / 3,244.62-4,472.91-2,311.50

Finding the Fourth Proportional to 3,244.62, 4,472.91 and 2,311.50

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Solution

The fourth proportional to 3,244.62, 4,472.91 and 2,311.50 is: 3,186.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.62 : 4,472.91 = 2,311.50 : x
  2. Step 2: Convert to fraction form
    3,244.62/4,472.91 = 2,311.50/x
  3. Step 3: Cross multiply
    3,244.62x = 4,472.91 × 2,311.50
  4. Step 4: Simplify right side
    3,244.62x = 10,339,131.47
  5. Step 5: Solve for x
    x = 10,339,131.47/3,244.62
  6. Step 6: Final answer
    x = 3,186.55

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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.