Home / 10,729.91-16,093.15-2,936.90

Finding the Fourth Proportional to 10,729.91, 16,093.15 and 2,936.90

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Solution

The fourth proportional to 10,729.91, 16,093.15 and 2,936.90 is: 4,404.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.91 : 16,093.15 = 2,936.90 : x
  2. Step 2: Convert to fraction form
    10,729.91/16,093.15 = 2,936.90/x
  3. Step 3: Cross multiply
    10,729.91x = 16,093.15 × 2,936.90
  4. Step 4: Simplify right side
    10,729.91x = 47,264,005.13
  5. Step 5: Solve for x
    x = 47,264,005.13/10,729.91
  6. Step 6: Final answer
    x = 4,404.88

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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.