Home / 5,093.42-7,028.94-2,855.29

Finding the Fourth Proportional to 5,093.42, 7,028.94 and 2,855.29

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Solution

The fourth proportional to 5,093.42, 7,028.94 and 2,855.29 is: 3,940.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.42 : 7,028.94 = 2,855.29 : x
  2. Step 2: Convert to fraction form
    5,093.42/7,028.94 = 2,855.29/x
  3. Step 3: Cross multiply
    5,093.42x = 7,028.94 × 2,855.29
  4. Step 4: Simplify right side
    5,093.42x = 20,069,662.09
  5. Step 5: Solve for x
    x = 20,069,662.09/5,093.42
  6. Step 6: Final answer
    x = 3,940.31

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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.