Home / 5,067.38-7,564.39-4,378.48

Finding the Fourth Proportional to 5,067.38, 7,564.39 and 4,378.48

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Solution

The fourth proportional to 5,067.38, 7,564.39 and 4,378.48 is: 6,536.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.38 : 7,564.39 = 4,378.48 : x
  2. Step 2: Convert to fraction form
    5,067.38/7,564.39 = 4,378.48/x
  3. Step 3: Cross multiply
    5,067.38x = 7,564.39 × 4,378.48
  4. Step 4: Simplify right side
    5,067.38x = 33,120,530.33
  5. Step 5: Solve for x
    x = 33,120,530.33/5,067.38
  6. Step 6: Final answer
    x = 6,536.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.