Home / 5,120.49-7,067.39-3,024.93

Finding the Fourth Proportional to 5,120.49, 7,067.39 and 3,024.93

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Solution

The fourth proportional to 5,120.49, 7,067.39 and 3,024.93 is: 4,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120.49 : 7,067.39 = 3,024.93 : x
  2. Step 2: Convert to fraction form
    5,120.49/7,067.39 = 3,024.93/x
  3. Step 3: Cross multiply
    5,120.49x = 7,067.39 × 3,024.93
  4. Step 4: Simplify right side
    5,120.49x = 21,378,344.91
  5. Step 5: Solve for x
    x = 21,378,344.91/5,120.49
  6. Step 6: Final answer
    x = 4,175.06

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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.