Home / 8,042.30-12,063.08-2,198.90

Finding the Fourth Proportional to 8,042.30, 12,063.08 and 2,198.90

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Solution

The fourth proportional to 8,042.30, 12,063.08 and 2,198.90 is: 3,298.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.30 : 12,063.08 = 2,198.90 : x
  2. Step 2: Convert to fraction form
    8,042.30/12,063.08 = 2,198.90/x
  3. Step 3: Cross multiply
    8,042.30x = 12,063.08 × 2,198.90
  4. Step 4: Simplify right side
    8,042.30x = 26,525,446.30
  5. Step 5: Solve for x
    x = 26,525,446.30/8,042.30
  6. Step 6: Final answer
    x = 3,298.24

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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.