Home / 3,190.48-4,789.08-2,267.80

Finding the Fourth Proportional to 3,190.48, 4,789.08 and 2,267.80

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Solution

The fourth proportional to 3,190.48, 4,789.08 and 2,267.80 is: 3,404.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.48 : 4,789.08 = 2,267.80 : x
  2. Step 2: Convert to fraction form
    3,190.48/4,789.08 = 2,267.80/x
  3. Step 3: Cross multiply
    3,190.48x = 4,789.08 × 2,267.80
  4. Step 4: Simplify right side
    3,190.48x = 10,860,675.62
  5. Step 5: Solve for x
    x = 10,860,675.62/3,190.48
  6. Step 6: Final answer
    x = 3,404.09

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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.