Home / 11,836.28-16,332.24-6,800.72

Finding the Fourth Proportional to 11,836.28, 16,332.24 and 6,800.72

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Solution

The fourth proportional to 11,836.28, 16,332.24 and 6,800.72 is: 9,383.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.28 : 16,332.24 = 6,800.72 : x
  2. Step 2: Convert to fraction form
    11,836.28/16,332.24 = 6,800.72/x
  3. Step 3: Cross multiply
    11,836.28x = 16,332.24 × 6,800.72
  4. Step 4: Simplify right side
    11,836.28x = 111,070,991.21
  5. Step 5: Solve for x
    x = 111,070,991.21/11,836.28
  6. Step 6: Final answer
    x = 9,383.94

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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.