Home / 6,665.19-9,198.66-3,832.68

Finding the Fourth Proportional to 6,665.19, 9,198.66 and 3,832.68

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Solution

The fourth proportional to 6,665.19, 9,198.66 and 3,832.68 is: 5,289.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.19 : 9,198.66 = 3,832.68 : x
  2. Step 2: Convert to fraction form
    6,665.19/9,198.66 = 3,832.68/x
  3. Step 3: Cross multiply
    6,665.19x = 9,198.66 × 3,832.68
  4. Step 4: Simplify right side
    6,665.19x = 35,255,520.21
  5. Step 5: Solve for x
    x = 35,255,520.21/6,665.19
  6. Step 6: Final answer
    x = 5,289.50

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.