Home / 3,221.58-4,444.98-2,042.22

Finding the Fourth Proportional to 3,221.58, 4,444.98 and 2,042.22

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Solution

The fourth proportional to 3,221.58, 4,444.98 and 2,042.22 is: 2,817.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.58 : 4,444.98 = 2,042.22 : x
  2. Step 2: Convert to fraction form
    3,221.58/4,444.98 = 2,042.22/x
  3. Step 3: Cross multiply
    3,221.58x = 4,444.98 × 2,042.22
  4. Step 4: Simplify right side
    3,221.58x = 9,077,627.06
  5. Step 5: Solve for x
    x = 9,077,627.06/3,221.58
  6. Step 6: Final answer
    x = 2,817.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.