Home / 5,198.12-7,797.60-1,735.38

Finding the Fourth Proportional to 5,198.12, 7,797.60 and 1,735.38

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Solution

The fourth proportional to 5,198.12, 7,797.60 and 1,735.38 is: 2,603.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.12 : 7,797.60 = 1,735.38 : x
  2. Step 2: Convert to fraction form
    5,198.12/7,797.60 = 1,735.38/x
  3. Step 3: Cross multiply
    5,198.12x = 7,797.60 × 1,735.38
  4. Step 4: Simplify right side
    5,198.12x = 13,531,799.09
  5. Step 5: Solve for x
    x = 13,531,799.09/5,198.12
  6. Step 6: Final answer
    x = 2,603.21

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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.