Home / 4,029.90-5,561.91-3,766.38

Finding the Fourth Proportional to 4,029.90, 5,561.91 and 3,766.38

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Solution

The fourth proportional to 4,029.90, 5,561.91 and 3,766.38 is: 5,198.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.90 : 5,561.91 = 3,766.38 : x
  2. Step 2: Convert to fraction form
    4,029.90/5,561.91 = 3,766.38/x
  3. Step 3: Cross multiply
    4,029.90x = 5,561.91 × 3,766.38
  4. Step 4: Simplify right side
    4,029.90x = 20,948,266.59
  5. Step 5: Solve for x
    x = 20,948,266.59/4,029.90
  6. Step 6: Final answer
    x = 5,198.21

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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.