Home / 11,755.56-17,634.48-3,435.66

Finding the Fourth Proportional to 11,755.56, 17,634.48 and 3,435.66

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Solution

The fourth proportional to 11,755.56, 17,634.48 and 3,435.66 is: 5,153.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755.56 : 17,634.48 = 3,435.66 : x
  2. Step 2: Convert to fraction form
    11,755.56/17,634.48 = 3,435.66/x
  3. Step 3: Cross multiply
    11,755.56x = 17,634.48 × 3,435.66
  4. Step 4: Simplify right side
    11,755.56x = 60,586,077.56
  5. Step 5: Solve for x
    x = 60,586,077.56/11,755.56
  6. Step 6: Final answer
    x = 5,153.82

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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.