Home / 3,564.97-4,920.09-2,072.88

Finding the Fourth Proportional to 3,564.97, 4,920.09 and 2,072.88

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Solution

The fourth proportional to 3,564.97, 4,920.09 and 2,072.88 is: 2,860.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.97 : 4,920.09 = 2,072.88 : x
  2. Step 2: Convert to fraction form
    3,564.97/4,920.09 = 2,072.88/x
  3. Step 3: Cross multiply
    3,564.97x = 4,920.09 × 2,072.88
  4. Step 4: Simplify right side
    3,564.97x = 10,198,771.14
  5. Step 5: Solve for x
    x = 10,198,771.14/3,564.97
  6. Step 6: Final answer
    x = 2,860.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.