Home / 11,839.05-16,337.32-6,799.70

Finding the Fourth Proportional to 11,839.05, 16,337.32 and 6,799.70

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Solution

The fourth proportional to 11,839.05, 16,337.32 and 6,799.70 is: 9,383.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.05 : 16,337.32 = 6,799.70 : x
  2. Step 2: Convert to fraction form
    11,839.05/16,337.32 = 6,799.70/x
  3. Step 3: Cross multiply
    11,839.05x = 16,337.32 × 6,799.70
  4. Step 4: Simplify right side
    11,839.05x = 111,088,874.80
  5. Step 5: Solve for x
    x = 111,088,874.80/11,839.05
  6. Step 6: Final answer
    x = 9,383.26

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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.