Home / 4,221.22-6,333.30-1,881.43

Finding the Fourth Proportional to 4,221.22, 6,333.30 and 1,881.43

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Solution

The fourth proportional to 4,221.22, 6,333.30 and 1,881.43 is: 2,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.22 : 6,333.30 = 1,881.43 : x
  2. Step 2: Convert to fraction form
    4,221.22/6,333.30 = 1,881.43/x
  3. Step 3: Cross multiply
    4,221.22x = 6,333.30 × 1,881.43
  4. Step 4: Simplify right side
    4,221.22x = 11,915,660.62
  5. Step 5: Solve for x
    x = 11,915,660.62/4,221.22
  6. Step 6: Final answer
    x = 2,822.80

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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.