Home / 11,153.30-16,727.25-3,755.84

Finding the Fourth Proportional to 11,153.30, 16,727.25 and 3,755.84

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Solution

The fourth proportional to 11,153.30, 16,727.25 and 3,755.84 is: 5,632.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153.30 : 16,727.25 = 3,755.84 : x
  2. Step 2: Convert to fraction form
    11,153.30/16,727.25 = 3,755.84/x
  3. Step 3: Cross multiply
    11,153.30x = 16,727.25 × 3,755.84
  4. Step 4: Simplify right side
    11,153.30x = 62,824,874.64
  5. Step 5: Solve for x
    x = 62,824,874.64/11,153.30
  6. Step 6: Final answer
    x = 5,632.85

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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.