Home / 5,553.08-7,663.62-3,195.80

Finding the Fourth Proportional to 5,553.08, 7,663.62 and 3,195.80

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Solution

The fourth proportional to 5,553.08, 7,663.62 and 3,195.80 is: 4,410.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.08 : 7,663.62 = 3,195.80 : x
  2. Step 2: Convert to fraction form
    5,553.08/7,663.62 = 3,195.80/x
  3. Step 3: Cross multiply
    5,553.08x = 7,663.62 × 3,195.80
  4. Step 4: Simplify right side
    5,553.08x = 24,491,396.80
  5. Step 5: Solve for x
    x = 24,491,396.80/5,553.08
  6. Step 6: Final answer
    x = 4,410.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.