Home / 8,015.98-12,022.58-2,171.24

Finding the Fourth Proportional to 8,015.98, 12,022.58 and 2,171.24

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Solution

The fourth proportional to 8,015.98, 12,022.58 and 2,171.24 is: 3,256.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.98 : 12,022.58 = 2,171.24 : x
  2. Step 2: Convert to fraction form
    8,015.98/12,022.58 = 2,171.24/x
  3. Step 3: Cross multiply
    8,015.98x = 12,022.58 × 2,171.24
  4. Step 4: Simplify right side
    8,015.98x = 26,103,906.60
  5. Step 5: Solve for x
    x = 26,103,906.60/8,015.98
  6. Step 6: Final answer
    x = 3,256.48

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Half scale
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Double scale
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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.