Home / 3,099.24-4,648.44-1,251.36

Finding the Fourth Proportional to 3,099.24, 4,648.44 and 1,251.36

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Solution

The fourth proportional to 3,099.24, 4,648.44 and 1,251.36 is: 1,876.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.24 : 4,648.44 = 1,251.36 : x
  2. Step 2: Convert to fraction form
    3,099.24/4,648.44 = 1,251.36/x
  3. Step 3: Cross multiply
    3,099.24x = 4,648.44 × 1,251.36
  4. Step 4: Simplify right side
    3,099.24x = 5,816,871.88
  5. Step 5: Solve for x
    x = 5,816,871.88/3,099.24
  6. Step 6: Final answer
    x = 1,876.87

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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.