Home / 5,244.97-7,238.25-2,855.14

Finding the Fourth Proportional to 5,244.97, 7,238.25 and 2,855.14

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Solution

The fourth proportional to 5,244.97, 7,238.25 and 2,855.14 is: 3,940.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.97 : 7,238.25 = 2,855.14 : x
  2. Step 2: Convert to fraction form
    5,244.97/7,238.25 = 2,855.14/x
  3. Step 3: Cross multiply
    5,244.97x = 7,238.25 × 2,855.14
  4. Step 4: Simplify right side
    5,244.97x = 20,666,222.44
  5. Step 5: Solve for x
    x = 20,666,222.44/5,244.97
  6. Step 6: Final answer
    x = 3,940.20

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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.