Home / 5,449.23-8,174.39-2,528.37

Finding the Fourth Proportional to 5,449.23, 8,174.39 and 2,528.37

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Solution

The fourth proportional to 5,449.23, 8,174.39 and 2,528.37 is: 3,792.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.23 : 8,174.39 = 2,528.37 : x
  2. Step 2: Convert to fraction form
    5,449.23/8,174.39 = 2,528.37/x
  3. Step 3: Cross multiply
    5,449.23x = 8,174.39 × 2,528.37
  4. Step 4: Simplify right side
    5,449.23x = 20,667,869.80
  5. Step 5: Solve for x
    x = 20,667,869.80/5,449.23
  6. Step 6: Final answer
    x = 3,792.81

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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.