Home / 3,663.78-5,494.44-1,198.03

Finding the Fourth Proportional to 3,663.78, 5,494.44 and 1,198.03

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Solution

The fourth proportional to 3,663.78, 5,494.44 and 1,198.03 is: 1,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.78 : 5,494.44 = 1,198.03 : x
  2. Step 2: Convert to fraction form
    3,663.78/5,494.44 = 1,198.03/x
  3. Step 3: Cross multiply
    3,663.78x = 5,494.44 × 1,198.03
  4. Step 4: Simplify right side
    3,663.78x = 6,582,476.48
  5. Step 5: Solve for x
    x = 6,582,476.48/3,663.78
  6. Step 6: Final answer
    x = 1,796.64

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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.