Home / 11,932.83-17,897.86-3,168.43

Finding the Fourth Proportional to 11,932.83, 17,897.86 and 3,168.43

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Solution

The fourth proportional to 11,932.83, 17,897.86 and 3,168.43 is: 4,752.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.83 : 17,897.86 = 3,168.43 : x
  2. Step 2: Convert to fraction form
    11,932.83/17,897.86 = 3,168.43/x
  3. Step 3: Cross multiply
    11,932.83x = 17,897.86 × 3,168.43
  4. Step 4: Simplify right side
    11,932.83x = 56,708,116.56
  5. Step 5: Solve for x
    x = 56,708,116.56/11,932.83
  6. Step 6: Final answer
    x = 4,752.28

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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.