Home / 6,238.25-8,608.79-3,443.75

Finding the Fourth Proportional to 6,238.25, 8,608.79 and 3,443.75

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Solution

The fourth proportional to 6,238.25, 8,608.79 and 3,443.75 is: 4,752.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.25 : 8,608.79 = 3,443.75 : x
  2. Step 2: Convert to fraction form
    6,238.25/8,608.79 = 3,443.75/x
  3. Step 3: Cross multiply
    6,238.25x = 8,608.79 × 3,443.75
  4. Step 4: Simplify right side
    6,238.25x = 29,646,529.17
  5. Step 5: Solve for x
    x = 29,646,529.17/6,238.25
  6. Step 6: Final answer
    x = 4,752.38

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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.