Home / 4,091.77-5,648.66-2,833.78

Finding the Fourth Proportional to 4,091.77, 5,648.66 and 2,833.78

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Solution

The fourth proportional to 4,091.77, 5,648.66 and 2,833.78 is: 3,912.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.77 : 5,648.66 = 2,833.78 : x
  2. Step 2: Convert to fraction form
    4,091.77/5,648.66 = 2,833.78/x
  3. Step 3: Cross multiply
    4,091.77x = 5,648.66 × 2,833.78
  4. Step 4: Simplify right side
    4,091.77x = 16,007,059.73
  5. Step 5: Solve for x
    x = 16,007,059.73/4,091.77
  6. Step 6: Final answer
    x = 3,912.01

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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.