Home / 3,760.66-5,189.64-2,082.03

Finding the Fourth Proportional to 3,760.66, 5,189.64 and 2,082.03

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Solution

The fourth proportional to 3,760.66, 5,189.64 and 2,082.03 is: 2,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760.66 : 5,189.64 = 2,082.03 : x
  2. Step 2: Convert to fraction form
    3,760.66/5,189.64 = 2,082.03/x
  3. Step 3: Cross multiply
    3,760.66x = 5,189.64 × 2,082.03
  4. Step 4: Simplify right side
    3,760.66x = 10,804,960.22
  5. Step 5: Solve for x
    x = 10,804,960.22/3,760.66
  6. Step 6: Final answer
    x = 2,873.16

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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.