Home / 3,638.99-5,021.66-2,067.23

Finding the Fourth Proportional to 3,638.99, 5,021.66 and 2,067.23

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Solution

The fourth proportional to 3,638.99, 5,021.66 and 2,067.23 is: 2,852.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638.99 : 5,021.66 = 2,067.23 : x
  2. Step 2: Convert to fraction form
    3,638.99/5,021.66 = 2,067.23/x
  3. Step 3: Cross multiply
    3,638.99x = 5,021.66 × 2,067.23
  4. Step 4: Simplify right side
    3,638.99x = 10,380,915.87
  5. Step 5: Solve for x
    x = 10,380,915.87/3,638.99
  6. Step 6: Final answer
    x = 2,852.69

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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.