Home / 6,936.25-10,404.38-2,072.25

Finding the Fourth Proportional to 6,936.25, 10,404.38 and 2,072.25

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Solution

The fourth proportional to 6,936.25, 10,404.38 and 2,072.25 is: 3,108.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.25 : 10,404.38 = 2,072.25 : x
  2. Step 2: Convert to fraction form
    6,936.25/10,404.38 = 2,072.25/x
  3. Step 3: Cross multiply
    6,936.25x = 10,404.38 × 2,072.25
  4. Step 4: Simplify right side
    6,936.25x = 21,560,466.09
  5. Step 5: Solve for x
    x = 21,560,466.09/6,936.25
  6. Step 6: Final answer
    x = 3,108.38

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1.5x scale

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.