Home / 4,949.75-7,424.43-1,251.93

Finding the Fourth Proportional to 4,949.75, 7,424.43 and 1,251.93

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Solution

The fourth proportional to 4,949.75, 7,424.43 and 1,251.93 is: 1,877.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.75 : 7,424.43 = 1,251.93 : x
  2. Step 2: Convert to fraction form
    4,949.75/7,424.43 = 1,251.93/x
  3. Step 3: Cross multiply
    4,949.75x = 7,424.43 × 1,251.93
  4. Step 4: Simplify right side
    4,949.75x = 9,294,866.65
  5. Step 5: Solve for x
    x = 9,294,866.65/4,949.75
  6. Step 6: Final answer
    x = 1,877.85

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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.