Home / 11,157.91-16,737.32-3,366.72

Finding the Fourth Proportional to 11,157.91, 16,737.32 and 3,366.72

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Solution

The fourth proportional to 11,157.91, 16,737.32 and 3,366.72 is: 5,050.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.91 : 16,737.32 = 3,366.72 : x
  2. Step 2: Convert to fraction form
    11,157.91/16,737.32 = 3,366.72/x
  3. Step 3: Cross multiply
    11,157.91x = 16,737.32 × 3,366.72
  4. Step 4: Simplify right side
    11,157.91x = 56,349,869.99
  5. Step 5: Solve for x
    x = 56,349,869.99/11,157.91
  6. Step 6: Final answer
    x = 5,050.22

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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.