Home / 5,195.91-7,786.97-2,271.03

Finding the Fourth Proportional to 5,195.91, 7,786.97 and 2,271.03

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Solution

The fourth proportional to 5,195.91, 7,786.97 and 2,271.03 is: 3,403.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.91 : 7,786.97 = 2,271.03 : x
  2. Step 2: Convert to fraction form
    5,195.91/7,786.97 = 2,271.03/x
  3. Step 3: Cross multiply
    5,195.91x = 7,786.97 × 2,271.03
  4. Step 4: Simplify right side
    5,195.91x = 17,684,431.12
  5. Step 5: Solve for x
    x = 17,684,431.12/5,195.91
  6. Step 6: Final answer
    x = 3,403.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.