Home / 8,398.22-12,596.46-2,851.42

Finding the Fourth Proportional to 8,398.22, 12,596.46 and 2,851.42

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Solution

The fourth proportional to 8,398.22, 12,596.46 and 2,851.42 is: 4,276.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,398.22 : 12,596.46 = 2,851.42 : x
  2. Step 2: Convert to fraction form
    8,398.22/12,596.46 = 2,851.42/x
  3. Step 3: Cross multiply
    8,398.22x = 12,596.46 × 2,851.42
  4. Step 4: Simplify right side
    8,398.22x = 35,917,797.97
  5. Step 5: Solve for x
    x = 35,917,797.97/8,398.22
  6. Step 6: Final answer
    x = 4,276.83

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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.