Home / 4,912.26-7,369.60-1,449.50

Finding the Fourth Proportional to 4,912.26, 7,369.60 and 1,449.50

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Solution

The fourth proportional to 4,912.26, 7,369.60 and 1,449.50 is: 2,174.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.26 : 7,369.60 = 1,449.50 : x
  2. Step 2: Convert to fraction form
    4,912.26/7,369.60 = 1,449.50/x
  3. Step 3: Cross multiply
    4,912.26x = 7,369.60 × 1,449.50
  4. Step 4: Simplify right side
    4,912.26x = 10,682,235.20
  5. Step 5: Solve for x
    x = 10,682,235.20/4,912.26
  6. Step 6: Final answer
    x = 2,174.61

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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.