Home / 2,233.73-3,082.57-1,239.02

Finding the Fourth Proportional to 2,233.73, 3,082.57 and 1,239.02

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Solution

The fourth proportional to 2,233.73, 3,082.57 and 1,239.02 is: 1,709.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233.73 : 3,082.57 = 1,239.02 : x
  2. Step 2: Convert to fraction form
    2,233.73/3,082.57 = 1,239.02/x
  3. Step 3: Cross multiply
    2,233.73x = 3,082.57 × 1,239.02
  4. Step 4: Simplify right side
    2,233.73x = 3,819,347.37
  5. Step 5: Solve for x
    x = 3,819,347.37/2,233.73
  6. Step 6: Final answer
    x = 1,709.85

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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.