Home / 8,015.14-12,022.70-2,171.75

Finding the Fourth Proportional to 8,015.14, 12,022.70 and 2,171.75

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Solution

The fourth proportional to 8,015.14, 12,022.70 and 2,171.75 is: 3,257.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.14 : 12,022.70 = 2,171.75 : x
  2. Step 2: Convert to fraction form
    8,015.14/12,022.70 = 2,171.75/x
  3. Step 3: Cross multiply
    8,015.14x = 12,022.70 × 2,171.75
  4. Step 4: Simplify right side
    8,015.14x = 26,110,246.08
  5. Step 5: Solve for x
    x = 26,110,246.08/8,015.14
  6. Step 6: Final answer
    x = 3,257.62

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Similar ratio
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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.