Home / 5,505.92-8,261.97-2,221.34

Finding the Fourth Proportional to 5,505.92, 8,261.97 and 2,221.34

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Solution

The fourth proportional to 5,505.92, 8,261.97 and 2,221.34 is: 3,333.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.92 : 8,261.97 = 2,221.34 : x
  2. Step 2: Convert to fraction form
    5,505.92/8,261.97 = 2,221.34/x
  3. Step 3: Cross multiply
    5,505.92x = 8,261.97 × 2,221.34
  4. Step 4: Simplify right side
    5,505.92x = 18,352,644.44
  5. Step 5: Solve for x
    x = 18,352,644.44/5,505.92
  6. Step 6: Final answer
    x = 3,333.26

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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.