Home / 11,822.23-16,314.78-6,517.23

Finding the Fourth Proportional to 11,822.23, 16,314.78 and 6,517.23

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Solution

The fourth proportional to 11,822.23, 16,314.78 and 6,517.23 is: 8,993.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.23 : 16,314.78 = 6,517.23 : x
  2. Step 2: Convert to fraction form
    11,822.23/16,314.78 = 6,517.23/x
  3. Step 3: Cross multiply
    11,822.23x = 16,314.78 × 6,517.23
  4. Step 4: Simplify right side
    11,822.23x = 106,327,173.66
  5. Step 5: Solve for x
    x = 106,327,173.66/11,822.23
  6. Step 6: Final answer
    x = 8,993.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.