Home / 11,143.98-16,716.02-2,824.02

Finding the Fourth Proportional to 11,143.98, 16,716.02 and 2,824.02

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Solution

The fourth proportional to 11,143.98, 16,716.02 and 2,824.02 is: 4,236.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,143.98 : 16,716.02 = 2,824.02 : x
  2. Step 2: Convert to fraction form
    11,143.98/16,716.02 = 2,824.02/x
  3. Step 3: Cross multiply
    11,143.98x = 16,716.02 × 2,824.02
  4. Step 4: Simplify right side
    11,143.98x = 47,206,360.68
  5. Step 5: Solve for x
    x = 47,206,360.68/11,143.98
  6. Step 6: Final answer
    x = 4,236.04

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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.