Home / 10,814.58-16,230.99-4,245.39

Finding the Fourth Proportional to 10,814.58, 16,230.99 and 4,245.39

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Solution

The fourth proportional to 10,814.58, 16,230.99 and 4,245.39 is: 6,371.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.58 : 16,230.99 = 4,245.39 : x
  2. Step 2: Convert to fraction form
    10,814.58/16,230.99 = 4,245.39/x
  3. Step 3: Cross multiply
    10,814.58x = 16,230.99 × 4,245.39
  4. Step 4: Simplify right side
    10,814.58x = 68,906,882.64
  5. Step 5: Solve for x
    x = 68,906,882.64/10,814.58
  6. Step 6: Final answer
    x = 6,371.67

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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.