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Finding the Fourth Proportional to 7,169.49, 10,754.22 and 2,239.62

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Solution

The fourth proportional to 7,169.49, 10,754.22 and 2,239.62 is: 3,359.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.49 : 10,754.22 = 2,239.62 : x
  2. Step 2: Convert to fraction form
    7,169.49/10,754.22 = 2,239.62/x
  3. Step 3: Cross multiply
    7,169.49x = 10,754.22 × 2,239.62
  4. Step 4: Simplify right side
    7,169.49x = 24,085,366.20
  5. Step 5: Solve for x
    x = 24,085,366.20/7,169.49
  6. Step 6: Final answer
    x = 3,359.43

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Similar ratio
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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.