Home / 2,082.38-2,873.86-1,151.06

Finding the Fourth Proportional to 2,082.38, 2,873.86 and 1,151.06

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Solution

The fourth proportional to 2,082.38, 2,873.86 and 1,151.06 is: 1,588.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.38 : 2,873.86 = 1,151.06 : x
  2. Step 2: Convert to fraction form
    2,082.38/2,873.86 = 1,151.06/x
  3. Step 3: Cross multiply
    2,082.38x = 2,873.86 × 1,151.06
  4. Step 4: Simplify right side
    2,082.38x = 3,307,968.04
  5. Step 5: Solve for x
    x = 3,307,968.04/2,082.38
  6. Step 6: Final answer
    x = 1,588.56

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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.