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Finding the Fourth Proportional to 4,992.93, 7,475.52 and 3,239.97

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Solution

The fourth proportional to 4,992.93, 7,475.52 and 3,239.97 is: 4,850.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.93 : 7,475.52 = 3,239.97 : x
  2. Step 2: Convert to fraction form
    4,992.93/7,475.52 = 3,239.97/x
  3. Step 3: Cross multiply
    4,992.93x = 7,475.52 × 3,239.97
  4. Step 4: Simplify right side
    4,992.93x = 24,220,460.53
  5. Step 5: Solve for x
    x = 24,220,460.53/4,992.93
  6. Step 6: Final answer
    x = 4,850.95

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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.