Home / 2,889.25-4,335.19-1,223.83

Finding the Fourth Proportional to 2,889.25, 4,335.19 and 1,223.83

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Solution

The fourth proportional to 2,889.25, 4,335.19 and 1,223.83 is: 1,836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.25 : 4,335.19 = 1,223.83 : x
  2. Step 2: Convert to fraction form
    2,889.25/4,335.19 = 1,223.83/x
  3. Step 3: Cross multiply
    2,889.25x = 4,335.19 × 1,223.83
  4. Step 4: Simplify right side
    2,889.25x = 5,305,521.68
  5. Step 5: Solve for x
    x = 5,305,521.68/2,889.25
  6. Step 6: Final answer
    x = 1,836.30

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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.