Home / 11,156.68-16,737.79-3,365.48

Finding the Fourth Proportional to 11,156.68, 16,737.79 and 3,365.48

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Solution

The fourth proportional to 11,156.68, 16,737.79 and 3,365.48 is: 5,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156.68 : 16,737.79 = 3,365.48 : x
  2. Step 2: Convert to fraction form
    11,156.68/16,737.79 = 3,365.48/x
  3. Step 3: Cross multiply
    11,156.68x = 16,737.79 × 3,365.48
  4. Step 4: Simplify right side
    11,156.68x = 56,330,680.66
  5. Step 5: Solve for x
    x = 56,330,680.66/11,156.68
  6. Step 6: Final answer
    x = 5,049.05

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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.