Home / 8,384.91-12,577.37-3,194.43

Finding the Fourth Proportional to 8,384.91, 12,577.37 and 3,194.43

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Solution

The fourth proportional to 8,384.91, 12,577.37 and 3,194.43 is: 4,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,384.91 : 12,577.37 = 3,194.43 : x
  2. Step 2: Convert to fraction form
    8,384.91/12,577.37 = 3,194.43/x
  3. Step 3: Cross multiply
    8,384.91x = 12,577.37 × 3,194.43
  4. Step 4: Simplify right side
    8,384.91x = 40,177,512.08
  5. Step 5: Solve for x
    x = 40,177,512.08/8,384.91
  6. Step 6: Final answer
    x = 4,791.65

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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.