Home / 4,221.73-6,331.22-1,755.89

Finding the Fourth Proportional to 4,221.73, 6,331.22 and 1,755.89

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Solution

The fourth proportional to 4,221.73, 6,331.22 and 1,755.89 is: 2,633.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.73 : 6,331.22 = 1,755.89 : x
  2. Step 2: Convert to fraction form
    4,221.73/6,331.22 = 1,755.89/x
  3. Step 3: Cross multiply
    4,221.73x = 6,331.22 × 1,755.89
  4. Step 4: Simplify right side
    4,221.73x = 11,116,925.65
  5. Step 5: Solve for x
    x = 11,116,925.65/4,221.73
  6. Step 6: Final answer
    x = 2,633.26

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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.