Home / 3,049.06-4,573.62-857.83

Finding the Fourth Proportional to 3,049.06, 4,573.62 and 857.83

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Solution

The fourth proportional to 3,049.06, 4,573.62 and 857.83 is: 1,286.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.06 : 4,573.62 = 857.83 : x
  2. Step 2: Convert to fraction form
    3,049.06/4,573.62 = 857.83/x
  3. Step 3: Cross multiply
    3,049.06x = 4,573.62 × 857.83
  4. Step 4: Simplify right side
    3,049.06x = 3,923,388.44
  5. Step 5: Solve for x
    x = 3,923,388.44/3,049.06
  6. Step 6: Final answer
    x = 1,286.75

Related Problems

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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.