Home / 4,222.09-6,331.21-1,755.44

Finding the Fourth Proportional to 4,222.09, 6,331.21 and 1,755.44

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Solution

The fourth proportional to 4,222.09, 6,331.21 and 1,755.44 is: 2,632.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.09 : 6,331.21 = 1,755.44 : x
  2. Step 2: Convert to fraction form
    4,222.09/6,331.21 = 1,755.44/x
  3. Step 3: Cross multiply
    4,222.09x = 6,331.21 × 1,755.44
  4. Step 4: Simplify right side
    4,222.09x = 11,114,056.85
  5. Step 5: Solve for x
    x = 11,114,056.85/4,222.09
  6. Step 6: Final answer
    x = 2,632.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.