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Finding the Fourth Proportional to 3,295.31, 4,943.97 and 1,347.66

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Solution

The fourth proportional to 3,295.31, 4,943.97 and 1,347.66 is: 2,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.31 : 4,943.97 = 1,347.66 : x
  2. Step 2: Convert to fraction form
    3,295.31/4,943.97 = 1,347.66/x
  3. Step 3: Cross multiply
    3,295.31x = 4,943.97 × 1,347.66
  4. Step 4: Simplify right side
    3,295.31x = 6,662,790.61
  5. Step 5: Solve for x
    x = 6,662,790.61/3,295.31
  6. Step 6: Final answer
    x = 2,021.90

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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.