Home / 5,450.62-8,174.76-2,488.22

Finding the Fourth Proportional to 5,450.62, 8,174.76 and 2,488.22

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Solution

The fourth proportional to 5,450.62, 8,174.76 and 2,488.22 is: 3,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.62 : 8,174.76 = 2,488.22 : x
  2. Step 2: Convert to fraction form
    5,450.62/8,174.76 = 2,488.22/x
  3. Step 3: Cross multiply
    5,450.62x = 8,174.76 × 2,488.22
  4. Step 4: Simplify right side
    5,450.62x = 20,340,601.33
  5. Step 5: Solve for x
    x = 20,340,601.33/5,450.62
  6. Step 6: Final answer
    x = 3,731.80

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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.