Home / 2,067.20-3,098.10-833.60

Finding the Fourth Proportional to 2,067.20, 3,098.10 and 833.60

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Solution

The fourth proportional to 2,067.20, 3,098.10 and 833.60 is: 1,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.20 : 3,098.10 = 833.60 : x
  2. Step 2: Convert to fraction form
    2,067.20/3,098.10 = 833.60/x
  3. Step 3: Cross multiply
    2,067.20x = 3,098.10 × 833.60
  4. Step 4: Simplify right side
    2,067.20x = 2,582,576.16
  5. Step 5: Solve for x
    x = 2,582,576.16/2,067.20
  6. Step 6: Final answer
    x = 1,249.31

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1.5x scale

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.