Home / 11,151.79-16,727.70-3,755.63

Finding the Fourth Proportional to 11,151.79, 16,727.70 and 3,755.63

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Solution

The fourth proportional to 11,151.79, 16,727.70 and 3,755.63 is: 5,633.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151.79 : 16,727.70 = 3,755.63 : x
  2. Step 2: Convert to fraction form
    11,151.79/16,727.70 = 3,755.63/x
  3. Step 3: Cross multiply
    11,151.79x = 16,727.70 × 3,755.63
  4. Step 4: Simplify right side
    11,151.79x = 62,822,949.53
  5. Step 5: Solve for x
    x = 62,822,949.53/11,151.79
  6. Step 6: Final answer
    x = 5,633.44

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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.