Home / 9,149.22-13,723.83-3,882.78

Finding the Fourth Proportional to 9,149.22, 13,723.83 and 3,882.78

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Solution

The fourth proportional to 9,149.22, 13,723.83 and 3,882.78 is: 5,824.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.22 : 13,723.83 = 3,882.78 : x
  2. Step 2: Convert to fraction form
    9,149.22/13,723.83 = 3,882.78/x
  3. Step 3: Cross multiply
    9,149.22x = 13,723.83 × 3,882.78
  4. Step 4: Simplify right side
    9,149.22x = 53,286,612.65
  5. Step 5: Solve for x
    x = 53,286,612.65/9,149.22
  6. Step 6: Final answer
    x = 5,824.17

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1.5x scale

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.