Home / 10,028.97-13,840.49-5,553.22

Finding the Fourth Proportional to 10,028.97, 13,840.49 and 5,553.22

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Solution

The fourth proportional to 10,028.97, 13,840.49 and 5,553.22 is: 7,663.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.97 : 13,840.49 = 5,553.22 : x
  2. Step 2: Convert to fraction form
    10,028.97/13,840.49 = 5,553.22/x
  3. Step 3: Cross multiply
    10,028.97x = 13,840.49 × 5,553.22
  4. Step 4: Simplify right side
    10,028.97x = 76,859,216.68
  5. Step 5: Solve for x
    x = 76,859,216.68/10,028.97
  6. Step 6: Final answer
    x = 7,663.72

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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.