Home / 11,144.78-16,717.02-2,711.32

Finding the Fourth Proportional to 11,144.78, 16,717.02 and 2,711.32

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Solution

The fourth proportional to 11,144.78, 16,717.02 and 2,711.32 is: 4,066.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,144.78 : 16,717.02 = 2,711.32 : x
  2. Step 2: Convert to fraction form
    11,144.78/16,717.02 = 2,711.32/x
  3. Step 3: Cross multiply
    11,144.78x = 16,717.02 × 2,711.32
  4. Step 4: Simplify right side
    11,144.78x = 45,325,190.67
  5. Step 5: Solve for x
    x = 45,325,190.67/11,144.78
  6. Step 6: Final answer
    x = 4,066.94

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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.