Home / 11,846.20-17,755.15-5,512.53

Finding the Fourth Proportional to 11,846.20, 17,755.15 and 5,512.53

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Solution

The fourth proportional to 11,846.20, 17,755.15 and 5,512.53 is: 8,262.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,846.20 : 17,755.15 = 5,512.53 : x
  2. Step 2: Convert to fraction form
    11,846.20/17,755.15 = 5,512.53/x
  3. Step 3: Cross multiply
    11,846.20x = 17,755.15 × 5,512.53
  4. Step 4: Simplify right side
    11,846.20x = 97,875,797.03
  5. Step 5: Solve for x
    x = 97,875,797.03/11,846.20
  6. Step 6: Final answer
    x = 8,262.21

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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.