Home / 5,553.20-8,324.36-2,775.72

Finding the Fourth Proportional to 5,553.20, 8,324.36 and 2,775.72

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Solution

The fourth proportional to 5,553.20, 8,324.36 and 2,775.72 is: 4,160.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.20 : 8,324.36 = 2,775.72 : x
  2. Step 2: Convert to fraction form
    5,553.20/8,324.36 = 2,775.72/x
  3. Step 3: Cross multiply
    5,553.20x = 8,324.36 × 2,775.72
  4. Step 4: Simplify right side
    5,553.20x = 23,106,092.54
  5. Step 5: Solve for x
    x = 23,106,092.54/5,553.20
  6. Step 6: Final answer
    x = 4,160.86

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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.