Home / 3,343.52-5,014.24-1,121.92

Finding the Fourth Proportional to 3,343.52, 5,014.24 and 1,121.92

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Solution

The fourth proportional to 3,343.52, 5,014.24 and 1,121.92 is: 1,682.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.52 : 5,014.24 = 1,121.92 : x
  2. Step 2: Convert to fraction form
    3,343.52/5,014.24 = 1,121.92/x
  3. Step 3: Cross multiply
    3,343.52x = 5,014.24 × 1,121.92
  4. Step 4: Simplify right side
    3,343.52x = 5,625,576.14
  5. Step 5: Solve for x
    x = 5,625,576.14/3,343.52
  6. Step 6: Final answer
    x = 1,682.53

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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.