Home / 5,879.10-8,113.25-3,226.75

Finding the Fourth Proportional to 5,879.10, 8,113.25 and 3,226.75

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Solution

The fourth proportional to 5,879.10, 8,113.25 and 3,226.75 is: 4,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.10 : 8,113.25 = 3,226.75 : x
  2. Step 2: Convert to fraction form
    5,879.10/8,113.25 = 3,226.75/x
  3. Step 3: Cross multiply
    5,879.10x = 8,113.25 × 3,226.75
  4. Step 4: Simplify right side
    5,879.10x = 26,179,429.44
  5. Step 5: Solve for x
    x = 26,179,429.44/5,879.10
  6. Step 6: Final answer
    x = 4,452.97

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Half scale
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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.