Home / 3,049.89-4,571.36-1,385.29

Finding the Fourth Proportional to 3,049.89, 4,571.36 and 1,385.29

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Solution

The fourth proportional to 3,049.89, 4,571.36 and 1,385.29 is: 2,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.89 : 4,571.36 = 1,385.29 : x
  2. Step 2: Convert to fraction form
    3,049.89/4,571.36 = 1,385.29/x
  3. Step 3: Cross multiply
    3,049.89x = 4,571.36 × 1,385.29
  4. Step 4: Simplify right side
    3,049.89x = 6,332,640.94
  5. Step 5: Solve for x
    x = 6,332,640.94/3,049.89
  6. Step 6: Final answer
    x = 2,076.35

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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.