Home / 3,849.46-5,314.77-2,963.62

Finding the Fourth Proportional to 3,849.46, 5,314.77 and 2,963.62

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Solution

The fourth proportional to 3,849.46, 5,314.77 and 2,963.62 is: 4,091.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.46 : 5,314.77 = 2,963.62 : x
  2. Step 2: Convert to fraction form
    3,849.46/5,314.77 = 2,963.62/x
  3. Step 3: Cross multiply
    3,849.46x = 5,314.77 × 2,963.62
  4. Step 4: Simplify right side
    3,849.46x = 15,750,958.67
  5. Step 5: Solve for x
    x = 15,750,958.67/3,849.46
  6. Step 6: Final answer
    x = 4,091.73

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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.