Home / 2,786.36-3,845.26-1,527.41

Finding the Fourth Proportional to 2,786.36, 3,845.26 and 1,527.41

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Solution

The fourth proportional to 2,786.36, 3,845.26 and 1,527.41 is: 2,107.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786.36 : 3,845.26 = 1,527.41 : x
  2. Step 2: Convert to fraction form
    2,786.36/3,845.26 = 1,527.41/x
  3. Step 3: Cross multiply
    2,786.36x = 3,845.26 × 1,527.41
  4. Step 4: Simplify right side
    2,786.36x = 5,873,300.10
  5. Step 5: Solve for x
    x = 5,873,300.10/2,786.36
  6. Step 6: Final answer
    x = 2,107.88

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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.