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Finding the Fourth Proportional to 8,016, 11,063.28 and 5,227.44

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Solution

The fourth proportional to 8,016, 11,063.28 and 5,227.44 is: 7,214.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016 : 11,063.28 = 5,227.44 : x
  2. Step 2: Convert to fraction form
    8,016/11,063.28 = 5,227.44/x
  3. Step 3: Cross multiply
    8,016x = 11,063.28 × 5,227.44
  4. Step 4: Simplify right side
    8,016x = 57,832,632.40
  5. Step 5: Solve for x
    x = 57,832,632.40/8,016
  6. Step 6: Final answer
    x = 7,214.65

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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.