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Finding the Fourth Proportional to 8,262.39, 12,393.39 and 2,022.36

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Solution

The fourth proportional to 8,262.39, 12,393.39 and 2,022.36 is: 3,033.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.39 : 12,393.39 = 2,022.36 : x
  2. Step 2: Convert to fraction form
    8,262.39/12,393.39 = 2,022.36/x
  3. Step 3: Cross multiply
    8,262.39x = 12,393.39 × 2,022.36
  4. Step 4: Simplify right side
    8,262.39x = 25,063,896.20
  5. Step 5: Solve for x
    x = 25,063,896.20/8,262.39
  6. Step 6: Final answer
    x = 3,033.49

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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.