Home / 5,120.24-7,067.04-3,024.68

Finding the Fourth Proportional to 5,120.24, 7,067.04 and 3,024.68

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Solution

The fourth proportional to 5,120.24, 7,067.04 and 3,024.68 is: 4,174.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120.24 : 7,067.04 = 3,024.68 : x
  2. Step 2: Convert to fraction form
    5,120.24/7,067.04 = 3,024.68/x
  3. Step 3: Cross multiply
    5,120.24x = 7,067.04 × 3,024.68
  4. Step 4: Simplify right side
    5,120.24x = 21,375,534.55
  5. Step 5: Solve for x
    x = 21,375,534.55/5,120.24
  6. Step 6: Final answer
    x = 4,174.71

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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.