Home / 2,771.56-3,824.74-1,512.52

Finding the Fourth Proportional to 2,771.56, 3,824.74 and 1,512.52

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Solution

The fourth proportional to 2,771.56, 3,824.74 and 1,512.52 is: 2,087.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.56 : 3,824.74 = 1,512.52 : x
  2. Step 2: Convert to fraction form
    2,771.56/3,824.74 = 1,512.52/x
  3. Step 3: Cross multiply
    2,771.56x = 3,824.74 × 1,512.52
  4. Step 4: Simplify right side
    2,771.56x = 5,784,995.74
  5. Step 5: Solve for x
    x = 5,784,995.74/2,771.56
  6. Step 6: Final answer
    x = 2,087.27

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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.