Home / 5,553.22-8,320.60-3,906.30

Finding the Fourth Proportional to 5,553.22, 8,320.60 and 3,906.30

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Solution

The fourth proportional to 5,553.22, 8,320.60 and 3,906.30 is: 5,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.22 : 8,320.60 = 3,906.30 : x
  2. Step 2: Convert to fraction form
    5,553.22/8,320.60 = 3,906.30/x
  3. Step 3: Cross multiply
    5,553.22x = 8,320.60 × 3,906.30
  4. Step 4: Simplify right side
    5,553.22x = 32,502,759.78
  5. Step 5: Solve for x
    x = 32,502,759.78/5,553.22
  6. Step 6: Final answer
    x = 5,852.96

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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.