Home / 10,810.92-16,217.24-3,415.96

Finding the Fourth Proportional to 10,810.92, 16,217.24 and 3,415.96

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Solution

The fourth proportional to 10,810.92, 16,217.24 and 3,415.96 is: 5,124.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.92 : 16,217.24 = 3,415.96 : x
  2. Step 2: Convert to fraction form
    10,810.92/16,217.24 = 3,415.96/x
  3. Step 3: Cross multiply
    10,810.92x = 16,217.24 × 3,415.96
  4. Step 4: Simplify right side
    10,810.92x = 55,397,443.15
  5. Step 5: Solve for x
    x = 55,397,443.15/10,810.92
  6. Step 6: Final answer
    x = 5,124.21

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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.