Home / 4,709.28-7,067.56-2,519.84

Finding the Fourth Proportional to 4,709.28, 7,067.56 and 2,519.84

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Solution

The fourth proportional to 4,709.28, 7,067.56 and 2,519.84 is: 3,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.28 : 7,067.56 = 2,519.84 : x
  2. Step 2: Convert to fraction form
    4,709.28/7,067.56 = 2,519.84/x
  3. Step 3: Cross multiply
    4,709.28x = 7,067.56 × 2,519.84
  4. Step 4: Simplify right side
    4,709.28x = 17,809,120.39
  5. Step 5: Solve for x
    x = 17,809,120.39/4,709.28
  6. Step 6: Final answer
    x = 3,781.71

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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.