Home / 3,360.57-5,049.50-2,922.09

Finding the Fourth Proportional to 3,360.57, 5,049.50 and 2,922.09

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Solution

The fourth proportional to 3,360.57, 5,049.50 and 2,922.09 is: 4,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.57 : 5,049.50 = 2,922.09 : x
  2. Step 2: Convert to fraction form
    3,360.57/5,049.50 = 2,922.09/x
  3. Step 3: Cross multiply
    3,360.57x = 5,049.50 × 2,922.09
  4. Step 4: Simplify right side
    3,360.57x = 14,755,078.84
  5. Step 5: Solve for x
    x = 14,755,078.84/3,360.57
  6. Step 6: Final answer
    x = 4,390.65

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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.