Home / 5,092.67-7,028.16-2,855.26

Finding the Fourth Proportional to 5,092.67, 7,028.16 and 2,855.26

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Solution

The fourth proportional to 5,092.67, 7,028.16 and 2,855.26 is: 3,940.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.67 : 7,028.16 = 2,855.26 : x
  2. Step 2: Convert to fraction form
    5,092.67/7,028.16 = 2,855.26/x
  3. Step 3: Cross multiply
    5,092.67x = 7,028.16 × 2,855.26
  4. Step 4: Simplify right side
    5,092.67x = 20,067,209.85
  5. Step 5: Solve for x
    x = 20,067,209.85/5,092.67
  6. Step 6: Final answer
    x = 3,940.41

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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.