Home / 2,240.92-3,092.28-1,296.52

Finding the Fourth Proportional to 2,240.92, 3,092.28 and 1,296.52

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Solution

The fourth proportional to 2,240.92, 3,092.28 and 1,296.52 is: 1,789.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.92 : 3,092.28 = 1,296.52 : x
  2. Step 2: Convert to fraction form
    2,240.92/3,092.28 = 1,296.52/x
  3. Step 3: Cross multiply
    2,240.92x = 3,092.28 × 1,296.52
  4. Step 4: Simplify right side
    2,240.92x = 4,009,202.87
  5. Step 5: Solve for x
    x = 4,009,202.87/2,240.92
  6. Step 6: Final answer
    x = 1,789.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.