Home / 3,791.16-5,229.54-2,796.12

Finding the Fourth Proportional to 3,791.16, 5,229.54 and 2,796.12

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Solution

The fourth proportional to 3,791.16, 5,229.54 and 2,796.12 is: 3,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.16 : 5,229.54 = 2,796.12 : x
  2. Step 2: Convert to fraction form
    3,791.16/5,229.54 = 2,796.12/x
  3. Step 3: Cross multiply
    3,791.16x = 5,229.54 × 2,796.12
  4. Step 4: Simplify right side
    3,791.16x = 14,622,421.38
  5. Step 5: Solve for x
    x = 14,622,421.38/3,791.16
  6. Step 6: Final answer
    x = 3,856.98

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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.