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Finding the Fourth Proportional to 3,016.52, 4,524.08 and 936.54

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Solution

The fourth proportional to 3,016.52, 4,524.08 and 936.54 is: 1,404.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.52 : 4,524.08 = 936.54 : x
  2. Step 2: Convert to fraction form
    3,016.52/4,524.08 = 936.54/x
  3. Step 3: Cross multiply
    3,016.52x = 4,524.08 × 936.54
  4. Step 4: Simplify right side
    3,016.52x = 4,236,981.88
  5. Step 5: Solve for x
    x = 4,236,981.88/3,016.52
  6. Step 6: Final answer
    x = 1,404.59

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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.