Home / 4,992.49-7,481.79-3,758.53

Finding the Fourth Proportional to 4,992.49, 7,481.79 and 3,758.53

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Solution

The fourth proportional to 4,992.49, 7,481.79 and 3,758.53 is: 5,632.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.49 : 7,481.79 = 3,758.53 : x
  2. Step 2: Convert to fraction form
    4,992.49/7,481.79 = 3,758.53/x
  3. Step 3: Cross multiply
    4,992.49x = 7,481.79 × 3,758.53
  4. Step 4: Simplify right side
    4,992.49x = 28,120,517.02
  5. Step 5: Solve for x
    x = 28,120,517.02/4,992.49
  6. Step 6: Final answer
    x = 5,632.57

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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.