Home / 5,093.43-7,029.36-2,855.28

Finding the Fourth Proportional to 5,093.43, 7,029.36 and 2,855.28

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Solution

The fourth proportional to 5,093.43, 7,029.36 and 2,855.28 is: 3,940.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.43 : 7,029.36 = 2,855.28 : x
  2. Step 2: Convert to fraction form
    5,093.43/7,029.36 = 2,855.28/x
  3. Step 3: Cross multiply
    5,093.43x = 7,029.36 × 2,855.28
  4. Step 4: Simplify right side
    5,093.43x = 20,070,791.02
  5. Step 5: Solve for x
    x = 20,070,791.02/5,093.43
  6. Step 6: Final answer
    x = 3,940.53

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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.