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Finding the Fourth Proportional to 4,936.44, 7,404.75 and 2,012.70

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Solution

The fourth proportional to 4,936.44, 7,404.75 and 2,012.70 is: 3,019.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.44 : 7,404.75 = 2,012.70 : x
  2. Step 2: Convert to fraction form
    4,936.44/7,404.75 = 2,012.70/x
  3. Step 3: Cross multiply
    4,936.44x = 7,404.75 × 2,012.70
  4. Step 4: Simplify right side
    4,936.44x = 14,903,540.33
  5. Step 5: Solve for x
    x = 14,903,540.33/4,936.44
  6. Step 6: Final answer
    x = 3,019.09

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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.