Home / 2,789.10-3,849.12-1,610.82

Finding the Fourth Proportional to 2,789.10, 3,849.12 and 1,610.82

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Solution

The fourth proportional to 2,789.10, 3,849.12 and 1,610.82 is: 2,223.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789.10 : 3,849.12 = 1,610.82 : x
  2. Step 2: Convert to fraction form
    2,789.10/3,849.12 = 1,610.82/x
  3. Step 3: Cross multiply
    2,789.10x = 3,849.12 × 1,610.82
  4. Step 4: Simplify right side
    2,789.10x = 6,200,239.48
  5. Step 5: Solve for x
    x = 6,200,239.48/2,789.10
  6. Step 6: Final answer
    x = 2,223.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.