Home / 8,022.47-12,033.70-2,179.09

Finding the Fourth Proportional to 8,022.47, 12,033.70 and 2,179.09

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Solution

The fourth proportional to 8,022.47, 12,033.70 and 2,179.09 is: 3,268.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.47 : 12,033.70 = 2,179.09 : x
  2. Step 2: Convert to fraction form
    8,022.47/12,033.70 = 2,179.09/x
  3. Step 3: Cross multiply
    8,022.47x = 12,033.70 × 2,179.09
  4. Step 4: Simplify right side
    8,022.47x = 26,222,479.80
  5. Step 5: Solve for x
    x = 26,222,479.80/8,022.47
  6. Step 6: Final answer
    x = 3,268.63

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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.