Home / 4,786.26-7,179.39-1,499.61

Finding the Fourth Proportional to 4,786.26, 7,179.39 and 1,499.61

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Solution

The fourth proportional to 4,786.26, 7,179.39 and 1,499.61 is: 2,249.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.26 : 7,179.39 = 1,499.61 : x
  2. Step 2: Convert to fraction form
    4,786.26/7,179.39 = 1,499.61/x
  3. Step 3: Cross multiply
    4,786.26x = 7,179.39 × 1,499.61
  4. Step 4: Simplify right side
    4,786.26x = 10,766,267.58
  5. Step 5: Solve for x
    x = 10,766,267.58/4,786.26
  6. Step 6: Final answer
    x = 2,249.41

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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.