Home / 5,450.77-8,174.68-2,329.23

Finding the Fourth Proportional to 5,450.77, 8,174.68 and 2,329.23

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Solution

The fourth proportional to 5,450.77, 8,174.68 and 2,329.23 is: 3,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.77 : 8,174.68 = 2,329.23 : x
  2. Step 2: Convert to fraction form
    5,450.77/8,174.68 = 2,329.23/x
  3. Step 3: Cross multiply
    5,450.77x = 8,174.68 × 2,329.23
  4. Step 4: Simplify right side
    5,450.77x = 19,040,709.90
  5. Step 5: Solve for x
    x = 19,040,709.90/5,450.77
  6. Step 6: Final answer
    x = 3,493.21

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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.