Home / 3,839.25-5,298.17-2,183.25

Finding the Fourth Proportional to 3,839.25, 5,298.17 and 2,183.25

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Solution

The fourth proportional to 3,839.25, 5,298.17 and 2,183.25 is: 3,012.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.25 : 5,298.17 = 2,183.25 : x
  2. Step 2: Convert to fraction form
    3,839.25/5,298.17 = 2,183.25/x
  3. Step 3: Cross multiply
    3,839.25x = 5,298.17 × 2,183.25
  4. Step 4: Simplify right side
    3,839.25x = 11,567,218.74
  5. Step 5: Solve for x
    x = 11,567,218.74/3,839.25
  6. Step 6: Final answer
    x = 3,012.89

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1.5x scale

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.