Home / 8,550.40-12,824.69-3,003.92

Finding the Fourth Proportional to 8,550.40, 12,824.69 and 3,003.92

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Solution

The fourth proportional to 8,550.40, 12,824.69 and 3,003.92 is: 4,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.40 : 12,824.69 = 3,003.92 : x
  2. Step 2: Convert to fraction form
    8,550.40/12,824.69 = 3,003.92/x
  3. Step 3: Cross multiply
    8,550.40x = 12,824.69 × 3,003.92
  4. Step 4: Simplify right side
    8,550.40x = 38,524,342.78
  5. Step 5: Solve for x
    x = 38,524,342.78/8,550.40
  6. Step 6: Final answer
    x = 4,505.56

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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.