Home / 5,201.67-7,178.31-2,843.81

Finding the Fourth Proportional to 5,201.67, 7,178.31 and 2,843.81

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Solution

The fourth proportional to 5,201.67, 7,178.31 and 2,843.81 is: 3,924.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.67 : 7,178.31 = 2,843.81 : x
  2. Step 2: Convert to fraction form
    5,201.67/7,178.31 = 2,843.81/x
  3. Step 3: Cross multiply
    5,201.67x = 7,178.31 × 2,843.81
  4. Step 4: Simplify right side
    5,201.67x = 20,413,749.76
  5. Step 5: Solve for x
    x = 20,413,749.76/5,201.67
  6. Step 6: Final answer
    x = 3,924.46

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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.