Home / 2,839.05-4,252.09-1,682.37

Finding the Fourth Proportional to 2,839.05, 4,252.09 and 1,682.37

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Solution

The fourth proportional to 2,839.05, 4,252.09 and 1,682.37 is: 2,519.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.05 : 4,252.09 = 1,682.37 : x
  2. Step 2: Convert to fraction form
    2,839.05/4,252.09 = 1,682.37/x
  3. Step 3: Cross multiply
    2,839.05x = 4,252.09 × 1,682.37
  4. Step 4: Simplify right side
    2,839.05x = 7,153,588.65
  5. Step 5: Solve for x
    x = 7,153,588.65/2,839.05
  6. Step 6: Final answer
    x = 2,519.71

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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.