Home / 8,042.09-12,063.20-2,198.75

Finding the Fourth Proportional to 8,042.09, 12,063.20 and 2,198.75

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Solution

The fourth proportional to 8,042.09, 12,063.20 and 2,198.75 is: 3,298.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.09 : 12,063.20 = 2,198.75 : x
  2. Step 2: Convert to fraction form
    8,042.09/12,063.20 = 2,198.75/x
  3. Step 3: Cross multiply
    8,042.09x = 12,063.20 × 2,198.75
  4. Step 4: Simplify right side
    8,042.09x = 26,523,889.69
  5. Step 5: Solve for x
    x = 26,523,889.69/8,042.09
  6. Step 6: Final answer
    x = 3,298.14

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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.