Home / 8,255.62-12,383.42-5,873.66

Finding the Fourth Proportional to 8,255.62, 12,383.42 and 5,873.66

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Solution

The fourth proportional to 8,255.62, 12,383.42 and 5,873.66 is: 8,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255.62 : 12,383.42 = 5,873.66 : x
  2. Step 2: Convert to fraction form
    8,255.62/12,383.42 = 5,873.66/x
  3. Step 3: Cross multiply
    8,255.62x = 12,383.42 × 5,873.66
  4. Step 4: Simplify right side
    8,255.62x = 72,736,048.31
  5. Step 5: Solve for x
    x = 72,736,048.31/8,255.62
  6. Step 6: Final answer
    x = 8,810.49

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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.