Home / 3,858.14-5,324.24-2,089.75

Finding the Fourth Proportional to 3,858.14, 5,324.24 and 2,089.75

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Solution

The fourth proportional to 3,858.14, 5,324.24 and 2,089.75 is: 2,883.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.14 : 5,324.24 = 2,089.75 : x
  2. Step 2: Convert to fraction form
    3,858.14/5,324.24 = 2,089.75/x
  3. Step 3: Cross multiply
    3,858.14x = 5,324.24 × 2,089.75
  4. Step 4: Simplify right side
    3,858.14x = 11,126,330.54
  5. Step 5: Solve for x
    x = 11,126,330.54/3,858.14
  6. Step 6: Final answer
    x = 2,883.86

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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.