Home / 11,216.26-16,826.21-3,423.25

Finding the Fourth Proportional to 11,216.26, 16,826.21 and 3,423.25

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Solution

The fourth proportional to 11,216.26, 16,826.21 and 3,423.25 is: 5,135.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.26 : 16,826.21 = 3,423.25 : x
  2. Step 2: Convert to fraction form
    11,216.26/16,826.21 = 3,423.25/x
  3. Step 3: Cross multiply
    11,216.26x = 16,826.21 × 3,423.25
  4. Step 4: Simplify right side
    11,216.26x = 57,600,323.38
  5. Step 5: Solve for x
    x = 57,600,323.38/11,216.26
  6. Step 6: Final answer
    x = 5,135.43

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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.