Home / 2,849.24-4,265.94-2,153.78

Finding the Fourth Proportional to 2,849.24, 4,265.94 and 2,153.78

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Solution

The fourth proportional to 2,849.24, 4,265.94 and 2,153.78 is: 3,224.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.24 : 4,265.94 = 2,153.78 : x
  2. Step 2: Convert to fraction form
    2,849.24/4,265.94 = 2,153.78/x
  3. Step 3: Cross multiply
    2,849.24x = 4,265.94 × 2,153.78
  4. Step 4: Simplify right side
    2,849.24x = 9,187,896.25
  5. Step 5: Solve for x
    x = 9,187,896.25/2,849.24
  6. Step 6: Final answer
    x = 3,224.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.