Home / 2,222.30-3,335.49-1,761.41

Finding the Fourth Proportional to 2,222.30, 3,335.49 and 1,761.41

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Solution

The fourth proportional to 2,222.30, 3,335.49 and 1,761.41 is: 2,643.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.30 : 3,335.49 = 1,761.41 : x
  2. Step 2: Convert to fraction form
    2,222.30/3,335.49 = 1,761.41/x
  3. Step 3: Cross multiply
    2,222.30x = 3,335.49 × 1,761.41
  4. Step 4: Simplify right side
    2,222.30x = 5,875,165.44
  5. Step 5: Solve for x
    x = 5,875,165.44/2,222.30
  6. Step 6: Final answer
    x = 2,643.73

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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.