Home / 2,845.80-3,926.61-1,727.33

Finding the Fourth Proportional to 2,845.80, 3,926.61 and 1,727.33

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Solution

The fourth proportional to 2,845.80, 3,926.61 and 1,727.33 is: 2,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.80 : 3,926.61 = 1,727.33 : x
  2. Step 2: Convert to fraction form
    2,845.80/3,926.61 = 1,727.33/x
  3. Step 3: Cross multiply
    2,845.80x = 3,926.61 × 1,727.33
  4. Step 4: Simplify right side
    2,845.80x = 6,782,531.62
  5. Step 5: Solve for x
    x = 6,782,531.62/2,845.80
  6. Step 6: Final answer
    x = 2,383.35

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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.