Home / 2,822.22-4,234.14-1,092.06

Finding the Fourth Proportional to 2,822.22, 4,234.14 and 1,092.06

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Solution

The fourth proportional to 2,822.22, 4,234.14 and 1,092.06 is: 1,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.22 : 4,234.14 = 1,092.06 : x
  2. Step 2: Convert to fraction form
    2,822.22/4,234.14 = 1,092.06/x
  3. Step 3: Cross multiply
    2,822.22x = 4,234.14 × 1,092.06
  4. Step 4: Simplify right side
    2,822.22x = 4,623,934.93
  5. Step 5: Solve for x
    x = 4,623,934.93/2,822.22
  6. Step 6: Final answer
    x = 1,638.40

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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.