Home / 5,197.24-7,172.22-3,100.84

Finding the Fourth Proportional to 5,197.24, 7,172.22 and 3,100.84

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Solution

The fourth proportional to 5,197.24, 7,172.22 and 3,100.84 is: 4,279.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.24 : 7,172.22 = 3,100.84 : x
  2. Step 2: Convert to fraction form
    5,197.24/7,172.22 = 3,100.84/x
  3. Step 3: Cross multiply
    5,197.24x = 7,172.22 × 3,100.84
  4. Step 4: Simplify right side
    5,197.24x = 22,239,906.66
  5. Step 5: Solve for x
    x = 22,239,906.66/5,197.24
  6. Step 6: Final answer
    x = 4,279.18

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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.