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Finding the Fourth Proportional to 3,295.70, 4,939.28 and 2,467.48

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Solution

The fourth proportional to 3,295.70, 4,939.28 and 2,467.48 is: 3,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.70 : 4,939.28 = 2,467.48 : x
  2. Step 2: Convert to fraction form
    3,295.70/4,939.28 = 2,467.48/x
  3. Step 3: Cross multiply
    3,295.70x = 4,939.28 × 2,467.48
  4. Step 4: Simplify right side
    3,295.70x = 12,187,574.61
  5. Step 5: Solve for x
    x = 12,187,574.61/3,295.70
  6. Step 6: Final answer
    x = 3,698.02

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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.