Home / 5,249.97-7,244.94-2,892.12

Finding the Fourth Proportional to 5,249.97, 7,244.94 and 2,892.12

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Solution

The fourth proportional to 5,249.97, 7,244.94 and 2,892.12 is: 3,991.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.97 : 7,244.94 = 2,892.12 : x
  2. Step 2: Convert to fraction form
    5,249.97/7,244.94 = 2,892.12/x
  3. Step 3: Cross multiply
    5,249.97x = 7,244.94 × 2,892.12
  4. Step 4: Simplify right side
    5,249.97x = 20,953,235.87
  5. Step 5: Solve for x
    x = 20,953,235.87/5,249.97
  6. Step 6: Final answer
    x = 3,991.12

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Double scale
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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.