Home / 3,471.45-4,785.66-2,144.27

Finding the Fourth Proportional to 3,471.45, 4,785.66 and 2,144.27

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Solution

The fourth proportional to 3,471.45, 4,785.66 and 2,144.27 is: 2,956.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471.45 : 4,785.66 = 2,144.27 : x
  2. Step 2: Convert to fraction form
    3,471.45/4,785.66 = 2,144.27/x
  3. Step 3: Cross multiply
    3,471.45x = 4,785.66 × 2,144.27
  4. Step 4: Simplify right side
    3,471.45x = 10,261,723.24
  5. Step 5: Solve for x
    x = 10,261,723.24/3,471.45
  6. Step 6: Final answer
    x = 2,956.03

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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.