Home / 5,879.32-8,113.46-3,226.74

Finding the Fourth Proportional to 5,879.32, 8,113.46 and 3,226.74

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Solution

The fourth proportional to 5,879.32, 8,113.46 and 3,226.74 is: 4,452.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.32 : 8,113.46 = 3,226.74 : x
  2. Step 2: Convert to fraction form
    5,879.32/8,113.46 = 3,226.74/x
  3. Step 3: Cross multiply
    5,879.32x = 8,113.46 × 3,226.74
  4. Step 4: Simplify right side
    5,879.32x = 26,179,969.22
  5. Step 5: Solve for x
    x = 26,179,969.22/5,879.32
  6. Step 6: Final answer
    x = 4,452.89

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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.