Home / 10,814.25-16,195.25-5,253.87

Finding the Fourth Proportional to 10,814.25, 16,195.25 and 5,253.87

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Solution

The fourth proportional to 10,814.25, 16,195.25 and 5,253.87 is: 7,868.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.25 : 16,195.25 = 5,253.87 : x
  2. Step 2: Convert to fraction form
    10,814.25/16,195.25 = 5,253.87/x
  3. Step 3: Cross multiply
    10,814.25x = 16,195.25 × 5,253.87
  4. Step 4: Simplify right side
    10,814.25x = 85,087,738.12
  5. Step 5: Solve for x
    x = 85,087,738.12/10,814.25
  6. Step 6: Final answer
    x = 7,868.11

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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.