Home / 3,067.93-4,233.91-1,809.72

Finding the Fourth Proportional to 3,067.93, 4,233.91 and 1,809.72

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Solution

The fourth proportional to 3,067.93, 4,233.91 and 1,809.72 is: 2,497.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.93 : 4,233.91 = 1,809.72 : x
  2. Step 2: Convert to fraction form
    3,067.93/4,233.91 = 1,809.72/x
  3. Step 3: Cross multiply
    3,067.93x = 4,233.91 × 1,809.72
  4. Step 4: Simplify right side
    3,067.93x = 7,662,170.44
  5. Step 5: Solve for x
    x = 7,662,170.44/3,067.93
  6. Step 6: Final answer
    x = 2,497.51

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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.