Home / 3,540.26-5,307.08-1,198.63

Finding the Fourth Proportional to 3,540.26, 5,307.08 and 1,198.63

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Solution

The fourth proportional to 3,540.26, 5,307.08 and 1,198.63 is: 1,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.26 : 5,307.08 = 1,198.63 : x
  2. Step 2: Convert to fraction form
    3,540.26/5,307.08 = 1,198.63/x
  3. Step 3: Cross multiply
    3,540.26x = 5,307.08 × 1,198.63
  4. Step 4: Simplify right side
    3,540.26x = 6,361,219.31
  5. Step 5: Solve for x
    x = 6,361,219.31/3,540.26
  6. Step 6: Final answer
    x = 1,796.82

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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.