Home / 5,211.11-7,183.84-3,716.43

Finding the Fourth Proportional to 5,211.11, 7,183.84 and 3,716.43

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Solution

The fourth proportional to 5,211.11, 7,183.84 and 3,716.43 is: 5,123.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211.11 : 7,183.84 = 3,716.43 : x
  2. Step 2: Convert to fraction form
    5,211.11/7,183.84 = 3,716.43/x
  3. Step 3: Cross multiply
    5,211.11x = 7,183.84 × 3,716.43
  4. Step 4: Simplify right side
    5,211.11x = 26,698,238.49
  5. Step 5: Solve for x
    x = 26,698,238.49/5,211.11
  6. Step 6: Final answer
    x = 5,123.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.