Home / 8,174.28-12,260.25-2,626.89

Finding the Fourth Proportional to 8,174.28, 12,260.25 and 2,626.89

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Solution

The fourth proportional to 8,174.28, 12,260.25 and 2,626.89 is: 3,939.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.28 : 12,260.25 = 2,626.89 : x
  2. Step 2: Convert to fraction form
    8,174.28/12,260.25 = 2,626.89/x
  3. Step 3: Cross multiply
    8,174.28x = 12,260.25 × 2,626.89
  4. Step 4: Simplify right side
    8,174.28x = 32,206,374.10
  5. Step 5: Solve for x
    x = 32,206,374.10/8,174.28
  6. Step 6: Final answer
    x = 3,939.96

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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.