Home / 2,778.19-3,833.81-1,519.27

Finding the Fourth Proportional to 2,778.19, 3,833.81 and 1,519.27

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Solution

The fourth proportional to 2,778.19, 3,833.81 and 1,519.27 is: 2,096.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778.19 : 3,833.81 = 1,519.27 : x
  2. Step 2: Convert to fraction form
    2,778.19/3,833.81 = 1,519.27/x
  3. Step 3: Cross multiply
    2,778.19x = 3,833.81 × 1,519.27
  4. Step 4: Simplify right side
    2,778.19x = 5,824,584.92
  5. Step 5: Solve for x
    x = 5,824,584.92/2,778.19
  6. Step 6: Final answer
    x = 2,096.54

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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.