Home / 3,693.22-5,538.63-1,227.38

Finding the Fourth Proportional to 3,693.22, 5,538.63 and 1,227.38

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Solution

The fourth proportional to 3,693.22, 5,538.63 and 1,227.38 is: 1,840.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.22 : 5,538.63 = 1,227.38 : x
  2. Step 2: Convert to fraction form
    3,693.22/5,538.63 = 1,227.38/x
  3. Step 3: Cross multiply
    3,693.22x = 5,538.63 × 1,227.38
  4. Step 4: Simplify right side
    3,693.22x = 6,797,976.00
  5. Step 5: Solve for x
    x = 6,797,976.00/3,693.22
  6. Step 6: Final answer
    x = 1,840.66

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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.