Home / 5,538.26-8,305.41-1,839.49

Finding the Fourth Proportional to 5,538.26, 8,305.41 and 1,839.49

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Solution

The fourth proportional to 5,538.26, 8,305.41 and 1,839.49 is: 2,758.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.26 : 8,305.41 = 1,839.49 : x
  2. Step 2: Convert to fraction form
    5,538.26/8,305.41 = 1,839.49/x
  3. Step 3: Cross multiply
    5,538.26x = 8,305.41 × 1,839.49
  4. Step 4: Simplify right side
    5,538.26x = 15,277,718.64
  5. Step 5: Solve for x
    x = 15,277,718.64/5,538.26
  6. Step 6: Final answer
    x = 2,758.58

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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.