Home / 3,150.31-4,726.75-2,223.87

Finding the Fourth Proportional to 3,150.31, 4,726.75 and 2,223.87

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Solution

The fourth proportional to 3,150.31, 4,726.75 and 2,223.87 is: 3,336.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.31 : 4,726.75 = 2,223.87 : x
  2. Step 2: Convert to fraction form
    3,150.31/4,726.75 = 2,223.87/x
  3. Step 3: Cross multiply
    3,150.31x = 4,726.75 × 2,223.87
  4. Step 4: Simplify right side
    3,150.31x = 10,511,671.96
  5. Step 5: Solve for x
    x = 10,511,671.96/3,150.31
  6. Step 6: Final answer
    x = 3,336.71

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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.