Home / 6,936.88-10,408.98-3,040.36

Finding the Fourth Proportional to 6,936.88, 10,408.98 and 3,040.36

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Solution

The fourth proportional to 6,936.88, 10,408.98 and 3,040.36 is: 4,562.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.88 : 10,408.98 = 3,040.36 : x
  2. Step 2: Convert to fraction form
    6,936.88/10,408.98 = 3,040.36/x
  3. Step 3: Cross multiply
    6,936.88x = 10,408.98 × 3,040.36
  4. Step 4: Simplify right side
    6,936.88x = 31,647,046.43
  5. Step 5: Solve for x
    x = 31,647,046.43/6,936.88
  6. Step 6: Final answer
    x = 4,562.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.