Home / 7,982.76-11,016.23-4,446.11

Finding the Fourth Proportional to 7,982.76, 11,016.23 and 4,446.11

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Solution

The fourth proportional to 7,982.76, 11,016.23 and 4,446.11 is: 6,135.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.76 : 11,016.23 = 4,446.11 : x
  2. Step 2: Convert to fraction form
    7,982.76/11,016.23 = 4,446.11/x
  3. Step 3: Cross multiply
    7,982.76x = 11,016.23 × 4,446.11
  4. Step 4: Simplify right side
    7,982.76x = 48,979,293.05
  5. Step 5: Solve for x
    x = 48,979,293.05/7,982.76
  6. Step 6: Final answer
    x = 6,135.63

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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.