Home / 11,836.10-16,331.82-6,799.16

Finding the Fourth Proportional to 11,836.10, 16,331.82 and 6,799.16

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Solution

The fourth proportional to 11,836.10, 16,331.82 and 6,799.16 is: 9,381.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.10 : 16,331.82 = 6,799.16 : x
  2. Step 2: Convert to fraction form
    11,836.10/16,331.82 = 6,799.16/x
  3. Step 3: Cross multiply
    11,836.10x = 16,331.82 × 6,799.16
  4. Step 4: Simplify right side
    11,836.10x = 111,042,657.27
  5. Step 5: Solve for x
    x = 111,042,657.27/11,836.10
  6. Step 6: Final answer
    x = 9,381.69

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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.