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Finding the Fourth Proportional to 3,363.73, 5,050.28 and 1,721.41

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Solution

The fourth proportional to 3,363.73, 5,050.28 and 1,721.41 is: 2,584.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.73 : 5,050.28 = 1,721.41 : x
  2. Step 2: Convert to fraction form
    3,363.73/5,050.28 = 1,721.41/x
  3. Step 3: Cross multiply
    3,363.73x = 5,050.28 × 1,721.41
  4. Step 4: Simplify right side
    3,363.73x = 8,693,602.49
  5. Step 5: Solve for x
    x = 8,693,602.49/3,363.73
  6. Step 6: Final answer
    x = 2,584.51

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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.