Home / 7,290.82-10,936.46-2,360.49

Finding the Fourth Proportional to 7,290.82, 10,936.46 and 2,360.49

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Solution

The fourth proportional to 7,290.82, 10,936.46 and 2,360.49 is: 3,540.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.82 : 10,936.46 = 2,360.49 : x
  2. Step 2: Convert to fraction form
    7,290.82/10,936.46 = 2,360.49/x
  3. Step 3: Cross multiply
    7,290.82x = 10,936.46 × 2,360.49
  4. Step 4: Simplify right side
    7,290.82x = 25,815,404.47
  5. Step 5: Solve for x
    x = 25,815,404.47/7,290.82
  6. Step 6: Final answer
    x = 3,540.81

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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.