Home / 5,469.18-8,198.91-2,005.62

Finding the Fourth Proportional to 5,469.18, 8,198.91 and 2,005.62

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Solution

The fourth proportional to 5,469.18, 8,198.91 and 2,005.62 is: 3,006.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.18 : 8,198.91 = 2,005.62 : x
  2. Step 2: Convert to fraction form
    5,469.18/8,198.91 = 2,005.62/x
  3. Step 3: Cross multiply
    5,469.18x = 8,198.91 × 2,005.62
  4. Step 4: Simplify right side
    5,469.18x = 16,443,897.87
  5. Step 5: Solve for x
    x = 16,443,897.87/5,469.18
  6. Step 6: Final answer
    x = 3,006.65

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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.