Home / 2,768.25-4,154.34-1,536.64

Finding the Fourth Proportional to 2,768.25, 4,154.34 and 1,536.64

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Solution

The fourth proportional to 2,768.25, 4,154.34 and 1,536.64 is: 2,306.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768.25 : 4,154.34 = 1,536.64 : x
  2. Step 2: Convert to fraction form
    2,768.25/4,154.34 = 1,536.64/x
  3. Step 3: Cross multiply
    2,768.25x = 4,154.34 × 1,536.64
  4. Step 4: Simplify right side
    2,768.25x = 6,383,735.97
  5. Step 5: Solve for x
    x = 6,383,735.97/2,768.25
  6. Step 6: Final answer
    x = 2,306.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.