Home / 5,519.58-8,279.38-2,232.71

Finding the Fourth Proportional to 5,519.58, 8,279.38 and 2,232.71

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Solution

The fourth proportional to 5,519.58, 8,279.38 and 2,232.71 is: 3,349.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.58 : 8,279.38 = 2,232.71 : x
  2. Step 2: Convert to fraction form
    5,519.58/8,279.38 = 2,232.71/x
  3. Step 3: Cross multiply
    5,519.58x = 8,279.38 × 2,232.71
  4. Step 4: Simplify right side
    5,519.58x = 18,485,407.54
  5. Step 5: Solve for x
    x = 18,485,407.54/5,519.58
  6. Step 6: Final answer
    x = 3,349.06

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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.