Home / 10,856.13-16,286.63-5,923.23

Finding the Fourth Proportional to 10,856.13, 16,286.63 and 5,923.23

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Solution

The fourth proportional to 10,856.13, 16,286.63 and 5,923.23 is: 8,886.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856.13 : 16,286.63 = 5,923.23 : x
  2. Step 2: Convert to fraction form
    10,856.13/16,286.63 = 5,923.23/x
  3. Step 3: Cross multiply
    10,856.13x = 16,286.63 × 5,923.23
  4. Step 4: Simplify right side
    10,856.13x = 96,469,425.80
  5. Step 5: Solve for x
    x = 96,469,425.80/10,856.13
  6. Step 6: Final answer
    x = 8,886.17

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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.