Home / 4,447.20-6,667.73-3,198.56

Finding the Fourth Proportional to 4,447.20, 6,667.73 and 3,198.56

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Solution

The fourth proportional to 4,447.20, 6,667.73 and 3,198.56 is: 4,795.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.20 : 6,667.73 = 3,198.56 : x
  2. Step 2: Convert to fraction form
    4,447.20/6,667.73 = 3,198.56/x
  3. Step 3: Cross multiply
    4,447.20x = 6,667.73 × 3,198.56
  4. Step 4: Simplify right side
    4,447.20x = 21,327,157.89
  5. Step 5: Solve for x
    x = 21,327,157.89/4,447.20
  6. Step 6: Final answer
    x = 4,795.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.