Home / 3,234.82-4,464.54-1,976.61

Finding the Fourth Proportional to 3,234.82, 4,464.54 and 1,976.61

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Solution

The fourth proportional to 3,234.82, 4,464.54 and 1,976.61 is: 2,728.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.82 : 4,464.54 = 1,976.61 : x
  2. Step 2: Convert to fraction form
    3,234.82/4,464.54 = 1,976.61/x
  3. Step 3: Cross multiply
    3,234.82x = 4,464.54 × 1,976.61
  4. Step 4: Simplify right side
    3,234.82x = 8,824,654.41
  5. Step 5: Solve for x
    x = 8,824,654.41/3,234.82
  6. Step 6: Final answer
    x = 2,728.02

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Double scale
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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.