Home / 11,229.12-16,846.20-3,437.82

Finding the Fourth Proportional to 11,229.12, 16,846.20 and 3,437.82

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Solution

The fourth proportional to 11,229.12, 16,846.20 and 3,437.82 is: 5,157.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.12 : 16,846.20 = 3,437.82 : x
  2. Step 2: Convert to fraction form
    11,229.12/16,846.20 = 3,437.82/x
  3. Step 3: Cross multiply
    11,229.12x = 16,846.20 × 3,437.82
  4. Step 4: Simplify right side
    11,229.12x = 57,914,203.28
  5. Step 5: Solve for x
    x = 57,914,203.28/11,229.12
  6. Step 6: Final answer
    x = 5,157.50

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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.