Home / 4,954.26-7,435.48-2,489.78

Finding the Fourth Proportional to 4,954.26, 7,435.48 and 2,489.78

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Solution

The fourth proportional to 4,954.26, 7,435.48 and 2,489.78 is: 3,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.26 : 7,435.48 = 2,489.78 : x
  2. Step 2: Convert to fraction form
    4,954.26/7,435.48 = 2,489.78/x
  3. Step 3: Cross multiply
    4,954.26x = 7,435.48 × 2,489.78
  4. Step 4: Simplify right side
    4,954.26x = 18,512,709.39
  5. Step 5: Solve for x
    x = 18,512,709.39/4,954.26
  6. Step 6: Final answer
    x = 3,736.73

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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.