Home / 5,126.42-7,067.84-3,357.38

Finding the Fourth Proportional to 5,126.42, 7,067.84 and 3,357.38

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Solution

The fourth proportional to 5,126.42, 7,067.84 and 3,357.38 is: 4,628.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.42 : 7,067.84 = 3,357.38 : x
  2. Step 2: Convert to fraction form
    5,126.42/7,067.84 = 3,357.38/x
  3. Step 3: Cross multiply
    5,126.42x = 7,067.84 × 3,357.38
  4. Step 4: Simplify right side
    5,126.42x = 23,729,424.66
  5. Step 5: Solve for x
    x = 23,729,424.66/5,126.42
  6. Step 6: Final answer
    x = 4,628.85

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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.