Home / 10,716.71-16,081.13-5,786.24

Finding the Fourth Proportional to 10,716.71, 16,081.13 and 5,786.24

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Solution

The fourth proportional to 10,716.71, 16,081.13 and 5,786.24 is: 8,682.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.71 : 16,081.13 = 5,786.24 : x
  2. Step 2: Convert to fraction form
    10,716.71/16,081.13 = 5,786.24/x
  3. Step 3: Cross multiply
    10,716.71x = 16,081.13 × 5,786.24
  4. Step 4: Simplify right side
    10,716.71x = 93,049,211.71
  5. Step 5: Solve for x
    x = 93,049,211.71/10,716.71
  6. Step 6: Final answer
    x = 8,682.63

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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.