Home / 7,425.84-11,131.09-2,493.82

Finding the Fourth Proportional to 7,425.84, 11,131.09 and 2,493.82

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Solution

The fourth proportional to 7,425.84, 11,131.09 and 2,493.82 is: 3,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.84 : 11,131.09 = 2,493.82 : x
  2. Step 2: Convert to fraction form
    7,425.84/11,131.09 = 2,493.82/x
  3. Step 3: Cross multiply
    7,425.84x = 11,131.09 × 2,493.82
  4. Step 4: Simplify right side
    7,425.84x = 27,758,942.54
  5. Step 5: Solve for x
    x = 27,758,942.54/7,425.84
  6. Step 6: Final answer
    x = 3,738.15

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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.