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Finding the Fourth Proportional to 7,330, 10,995 and 3,226

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Solution

The fourth proportional to 7,330, 10,995 and 3,226 is: 4,839

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330 : 10,995 = 3,226 : x
  2. Step 2: Convert to fraction form
    7,330/10,995 = 3,226/x
  3. Step 3: Cross multiply
    7,330x = 10,995 × 3,226
  4. Step 4: Simplify right side
    7,330x = 35,469,870
  5. Step 5: Solve for x
    x = 35,469,870/7,330
  6. Step 6: Final answer
    x = 4,839

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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.