Home / 8,043.22-12,063.48-2,198.80

Finding the Fourth Proportional to 8,043.22, 12,063.48 and 2,198.80

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Solution

The fourth proportional to 8,043.22, 12,063.48 and 2,198.80 is: 3,297.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.22 : 12,063.48 = 2,198.80 : x
  2. Step 2: Convert to fraction form
    8,043.22/12,063.48 = 2,198.80/x
  3. Step 3: Cross multiply
    8,043.22x = 12,063.48 × 2,198.80
  4. Step 4: Simplify right side
    8,043.22x = 26,525,179.82
  5. Step 5: Solve for x
    x = 26,525,179.82/8,043.22
  6. Step 6: Final answer
    x = 3,297.83

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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.