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Finding the Fourth Proportional to 6,630.26, 9,939.20 and 2,244.65

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Solution

The fourth proportional to 6,630.26, 9,939.20 and 2,244.65 is: 3,364.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.26 : 9,939.20 = 2,244.65 : x
  2. Step 2: Convert to fraction form
    6,630.26/9,939.20 = 2,244.65/x
  3. Step 3: Cross multiply
    6,630.26x = 9,939.20 × 2,244.65
  4. Step 4: Simplify right side
    6,630.26x = 22,309,964.36
  5. Step 5: Solve for x
    x = 22,309,964.36/6,630.26
  6. Step 6: Final answer
    x = 3,364.87

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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.