Home / 7,352.46-11,028.68-3,191.94

Finding the Fourth Proportional to 7,352.46, 11,028.68 and 3,191.94

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Solution

The fourth proportional to 7,352.46, 11,028.68 and 3,191.94 is: 4,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.46 : 11,028.68 = 3,191.94 : x
  2. Step 2: Convert to fraction form
    7,352.46/11,028.68 = 3,191.94/x
  3. Step 3: Cross multiply
    7,352.46x = 11,028.68 × 3,191.94
  4. Step 4: Simplify right side
    7,352.46x = 35,202,868.88
  5. Step 5: Solve for x
    x = 35,202,868.88/7,352.46
  6. Step 6: Final answer
    x = 4,787.90

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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.