Home / 8,558.92-12,833.40-4,171.96

Finding the Fourth Proportional to 8,558.92, 12,833.40 and 4,171.96

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Solution

The fourth proportional to 8,558.92, 12,833.40 and 4,171.96 is: 6,255.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.92 : 12,833.40 = 4,171.96 : x
  2. Step 2: Convert to fraction form
    8,558.92/12,833.40 = 4,171.96/x
  3. Step 3: Cross multiply
    8,558.92x = 12,833.40 × 4,171.96
  4. Step 4: Simplify right side
    8,558.92x = 53,540,431.46
  5. Step 5: Solve for x
    x = 53,540,431.46/8,558.92
  6. Step 6: Final answer
    x = 6,255.51

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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.