Home / 3,850.43-5,313.59-2,082.03

Finding the Fourth Proportional to 3,850.43, 5,313.59 and 2,082.03

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Solution

The fourth proportional to 3,850.43, 5,313.59 and 2,082.03 is: 2,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.43 : 5,313.59 = 2,082.03 : x
  2. Step 2: Convert to fraction form
    3,850.43/5,313.59 = 2,082.03/x
  3. Step 3: Cross multiply
    3,850.43x = 5,313.59 × 2,082.03
  4. Step 4: Simplify right side
    3,850.43x = 11,063,053.79
  5. Step 5: Solve for x
    x = 11,063,053.79/3,850.43
  6. Step 6: Final answer
    x = 2,873.20

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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.