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Finding the Fourth Proportional to 3,382.89, 5,072.99 and 1,301.73

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Solution

The fourth proportional to 3,382.89, 5,072.99 and 1,301.73 is: 1,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.89 : 5,072.99 = 1,301.73 : x
  2. Step 2: Convert to fraction form
    3,382.89/5,072.99 = 1,301.73/x
  3. Step 3: Cross multiply
    3,382.89x = 5,072.99 × 1,301.73
  4. Step 4: Simplify right side
    3,382.89x = 6,603,682.35
  5. Step 5: Solve for x
    x = 6,603,682.35/3,382.89
  6. Step 6: Final answer
    x = 1,952.08

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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.