Home / 3,967.26-5,474.91-2,198.94

Finding the Fourth Proportional to 3,967.26, 5,474.91 and 2,198.94

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Solution

The fourth proportional to 3,967.26, 5,474.91 and 2,198.94 is: 3,034.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.26 : 5,474.91 = 2,198.94 : x
  2. Step 2: Convert to fraction form
    3,967.26/5,474.91 = 2,198.94/x
  3. Step 3: Cross multiply
    3,967.26x = 5,474.91 × 2,198.94
  4. Step 4: Simplify right side
    3,967.26x = 12,038,998.60
  5. Step 5: Solve for x
    x = 12,038,998.60/3,967.26
  6. Step 6: Final answer
    x = 3,034.59

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Why These Related Problems?

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