Home / 3,663.07-5,487.28-2,201.42

Finding the Fourth Proportional to 3,663.07, 5,487.28 and 2,201.42

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Solution

The fourth proportional to 3,663.07, 5,487.28 and 2,201.42 is: 3,297.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.07 : 5,487.28 = 2,201.42 : x
  2. Step 2: Convert to fraction form
    3,663.07/5,487.28 = 2,201.42/x
  3. Step 3: Cross multiply
    3,663.07x = 5,487.28 × 2,201.42
  4. Step 4: Simplify right side
    3,663.07x = 12,079,816.15
  5. Step 5: Solve for x
    x = 12,079,816.15/3,663.07
  6. Step 6: Final answer
    x = 3,297.73

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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.