Home / 5,201.31-7,177.78-2,843.44

Finding the Fourth Proportional to 5,201.31, 7,177.78 and 2,843.44

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Solution

The fourth proportional to 5,201.31, 7,177.78 and 2,843.44 is: 3,923.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.31 : 7,177.78 = 2,843.44 : x
  2. Step 2: Convert to fraction form
    5,201.31/7,177.78 = 2,843.44/x
  3. Step 3: Cross multiply
    5,201.31x = 7,177.78 × 2,843.44
  4. Step 4: Simplify right side
    5,201.31x = 20,409,572.37
  5. Step 5: Solve for x
    x = 20,409,572.37/5,201.31
  6. Step 6: Final answer
    x = 3,923.93

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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.