Home / 8,299.80-12,452.14-2,456.56

Finding the Fourth Proportional to 8,299.80, 12,452.14 and 2,456.56

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Solution

The fourth proportional to 8,299.80, 12,452.14 and 2,456.56 is: 3,685.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.80 : 12,452.14 = 2,456.56 : x
  2. Step 2: Convert to fraction form
    8,299.80/12,452.14 = 2,456.56/x
  3. Step 3: Cross multiply
    8,299.80x = 12,452.14 × 2,456.56
  4. Step 4: Simplify right side
    8,299.80x = 30,589,385.63
  5. Step 5: Solve for x
    x = 30,589,385.63/8,299.80
  6. Step 6: Final answer
    x = 3,685.56

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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.