Home / 10,738.45-16,089.88-4,161.04

Finding the Fourth Proportional to 10,738.45, 16,089.88 and 4,161.04

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Solution

The fourth proportional to 10,738.45, 16,089.88 and 4,161.04 is: 6,234.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,738.45 : 16,089.88 = 4,161.04 : x
  2. Step 2: Convert to fraction form
    10,738.45/16,089.88 = 4,161.04/x
  3. Step 3: Cross multiply
    10,738.45x = 16,089.88 × 4,161.04
  4. Step 4: Simplify right side
    10,738.45x = 66,950,634.28
  5. Step 5: Solve for x
    x = 66,950,634.28/10,738.45
  6. Step 6: Final answer
    x = 6,234.66

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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.