Home / 3,736.20-5,155.99-2,057.64

Finding the Fourth Proportional to 3,736.20, 5,155.99 and 2,057.64

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Solution

The fourth proportional to 3,736.20, 5,155.99 and 2,057.64 is: 2,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.20 : 5,155.99 = 2,057.64 : x
  2. Step 2: Convert to fraction form
    3,736.20/5,155.99 = 2,057.64/x
  3. Step 3: Cross multiply
    3,736.20x = 5,155.99 × 2,057.64
  4. Step 4: Simplify right side
    3,736.20x = 10,609,160.98
  5. Step 5: Solve for x
    x = 10,609,160.98/3,736.20
  6. Step 6: Final answer
    x = 2,839.56

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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.