Home / 4,067.63-5,611.82-2,389.11

Finding the Fourth Proportional to 4,067.63, 5,611.82 and 2,389.11

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Solution

The fourth proportional to 4,067.63, 5,611.82 and 2,389.11 is: 3,296.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067.63 : 5,611.82 = 2,389.11 : x
  2. Step 2: Convert to fraction form
    4,067.63/5,611.82 = 2,389.11/x
  3. Step 3: Cross multiply
    4,067.63x = 5,611.82 × 2,389.11
  4. Step 4: Simplify right side
    4,067.63x = 13,407,243.33
  5. Step 5: Solve for x
    x = 13,407,243.33/4,067.63
  6. Step 6: Final answer
    x = 3,296.09

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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.