Home / 3,972.84-5,958.96-1,199.44

Finding the Fourth Proportional to 3,972.84, 5,958.96 and 1,199.44

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Solution

The fourth proportional to 3,972.84, 5,958.96 and 1,199.44 is: 1,799.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.84 : 5,958.96 = 1,199.44 : x
  2. Step 2: Convert to fraction form
    3,972.84/5,958.96 = 1,199.44/x
  3. Step 3: Cross multiply
    3,972.84x = 5,958.96 × 1,199.44
  4. Step 4: Simplify right side
    3,972.84x = 7,147,414.98
  5. Step 5: Solve for x
    x = 7,147,414.98/3,972.84
  6. Step 6: Final answer
    x = 1,799.07

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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.