Home / 4,791.12-7,193.46-2,936.55

Finding the Fourth Proportional to 4,791.12, 7,193.46 and 2,936.55

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Solution

The fourth proportional to 4,791.12, 7,193.46 and 2,936.55 is: 4,408.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.12 : 7,193.46 = 2,936.55 : x
  2. Step 2: Convert to fraction form
    4,791.12/7,193.46 = 2,936.55/x
  3. Step 3: Cross multiply
    4,791.12x = 7,193.46 × 2,936.55
  4. Step 4: Simplify right side
    4,791.12x = 21,123,954.96
  5. Step 5: Solve for x
    x = 21,123,954.96/4,791.12
  6. Step 6: Final answer
    x = 4,408.98

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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.