Home / 2,239.76-3,358.20-1,469.36

Finding the Fourth Proportional to 2,239.76, 3,358.20 and 1,469.36

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Solution

The fourth proportional to 2,239.76, 3,358.20 and 1,469.36 is: 2,203.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.76 : 3,358.20 = 1,469.36 : x
  2. Step 2: Convert to fraction form
    2,239.76/3,358.20 = 1,469.36/x
  3. Step 3: Cross multiply
    2,239.76x = 3,358.20 × 1,469.36
  4. Step 4: Simplify right side
    2,239.76x = 4,934,404.75
  5. Step 5: Solve for x
    x = 4,934,404.75/2,239.76
  6. Step 6: Final answer
    x = 2,203.10

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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.