Home / 2,873.26-4,312.77-1,936.09

Finding the Fourth Proportional to 2,873.26, 4,312.77 and 1,936.09

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Solution

The fourth proportional to 2,873.26, 4,312.77 and 1,936.09 is: 2,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.26 : 4,312.77 = 1,936.09 : x
  2. Step 2: Convert to fraction form
    2,873.26/4,312.77 = 1,936.09/x
  3. Step 3: Cross multiply
    2,873.26x = 4,312.77 × 1,936.09
  4. Step 4: Simplify right side
    2,873.26x = 8,349,910.87
  5. Step 5: Solve for x
    x = 8,349,910.87/2,873.26
  6. Step 6: Final answer
    x = 2,906.08

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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.