Home / 8,255.96-12,383.51-2,708.58

Finding the Fourth Proportional to 8,255.96, 12,383.51 and 2,708.58

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Solution

The fourth proportional to 8,255.96, 12,383.51 and 2,708.58 is: 4,062.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255.96 : 12,383.51 = 2,708.58 : x
  2. Step 2: Convert to fraction form
    8,255.96/12,383.51 = 2,708.58/x
  3. Step 3: Cross multiply
    8,255.96x = 12,383.51 × 2,708.58
  4. Step 4: Simplify right side
    8,255.96x = 33,541,713.97
  5. Step 5: Solve for x
    x = 33,541,713.97/8,255.96
  6. Step 6: Final answer
    x = 4,062.73

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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.