Home / 3,764.65-5,195.22-2,086.06

Finding the Fourth Proportional to 3,764.65, 5,195.22 and 2,086.06

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Solution

The fourth proportional to 3,764.65, 5,195.22 and 2,086.06 is: 2,878.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.65 : 5,195.22 = 2,086.06 : x
  2. Step 2: Convert to fraction form
    3,764.65/5,195.22 = 2,086.06/x
  3. Step 3: Cross multiply
    3,764.65x = 5,195.22 × 2,086.06
  4. Step 4: Simplify right side
    3,764.65x = 10,837,540.63
  5. Step 5: Solve for x
    x = 10,837,540.63/3,764.65
  6. Step 6: Final answer
    x = 2,878.76

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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.