Home / 3,967.36-5,474.50-2,198.52

Finding the Fourth Proportional to 3,967.36, 5,474.50 and 2,198.52

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Solution

The fourth proportional to 3,967.36, 5,474.50 and 2,198.52 is: 3,033.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.36 : 5,474.50 = 2,198.52 : x
  2. Step 2: Convert to fraction form
    3,967.36/5,474.50 = 2,198.52/x
  3. Step 3: Cross multiply
    3,967.36x = 5,474.50 × 2,198.52
  4. Step 4: Simplify right side
    3,967.36x = 12,035,797.74
  5. Step 5: Solve for x
    x = 12,035,797.74/3,967.36
  6. Step 6: Final answer
    x = 3,033.70

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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.