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Finding the Fourth Proportional to 3,371.88, 5,049.93 and 3,255.08

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Solution

The fourth proportional to 3,371.88, 5,049.93 and 3,255.08 is: 4,875.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.88 : 5,049.93 = 3,255.08 : x
  2. Step 2: Convert to fraction form
    3,371.88/5,049.93 = 3,255.08/x
  3. Step 3: Cross multiply
    3,371.88x = 5,049.93 × 3,255.08
  4. Step 4: Simplify right side
    3,371.88x = 16,437,900.89
  5. Step 5: Solve for x
    x = 16,437,900.89/3,371.88
  6. Step 6: Final answer
    x = 4,875.00

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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.