Home / 3,823.25-5,274.90-2,144.43

Finding the Fourth Proportional to 3,823.25, 5,274.90 and 2,144.43

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Solution

The fourth proportional to 3,823.25, 5,274.90 and 2,144.43 is: 2,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.25 : 5,274.90 = 2,144.43 : x
  2. Step 2: Convert to fraction form
    3,823.25/5,274.90 = 2,144.43/x
  3. Step 3: Cross multiply
    3,823.25x = 5,274.90 × 2,144.43
  4. Step 4: Simplify right side
    3,823.25x = 11,311,653.81
  5. Step 5: Solve for x
    x = 11,311,653.81/3,823.25
  6. Step 6: Final answer
    x = 2,958.65

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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.