Home / 3,644.31-5,028.96-2,072.37

Finding the Fourth Proportional to 3,644.31, 5,028.96 and 2,072.37

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Solution

The fourth proportional to 3,644.31, 5,028.96 and 2,072.37 is: 2,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.31 : 5,028.96 = 2,072.37 : x
  2. Step 2: Convert to fraction form
    3,644.31/5,028.96 = 2,072.37/x
  3. Step 3: Cross multiply
    3,644.31x = 5,028.96 × 2,072.37
  4. Step 4: Simplify right side
    3,644.31x = 10,421,865.84
  5. Step 5: Solve for x
    x = 10,421,865.84/3,644.31
  6. Step 6: Final answer
    x = 2,859.76

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Why These Related Problems?

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