Home / 2,029.20-3,044.60-796.40

Finding the Fourth Proportional to 2,029.20, 3,044.60 and 796.40

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Solution

The fourth proportional to 2,029.20, 3,044.60 and 796.40 is: 1,194.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.20 : 3,044.60 = 796.40 : x
  2. Step 2: Convert to fraction form
    2,029.20/3,044.60 = 796.40/x
  3. Step 3: Cross multiply
    2,029.20x = 3,044.60 × 796.40
  4. Step 4: Simplify right side
    2,029.20x = 2,424,719.44
  5. Step 5: Solve for x
    x = 2,424,719.44/2,029.20
  6. Step 6: Final answer
    x = 1,194.91

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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.