Home / 5,197.03-7,171.14-3,100.75

Finding the Fourth Proportional to 5,197.03, 7,171.14 and 3,100.75

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Solution

The fourth proportional to 5,197.03, 7,171.14 and 3,100.75 is: 4,278.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.03 : 7,171.14 = 3,100.75 : x
  2. Step 2: Convert to fraction form
    5,197.03/7,171.14 = 3,100.75/x
  3. Step 3: Cross multiply
    5,197.03x = 7,171.14 × 3,100.75
  4. Step 4: Simplify right side
    5,197.03x = 22,235,912.36
  5. Step 5: Solve for x
    x = 22,235,912.36/5,197.03
  6. Step 6: Final answer
    x = 4,278.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.