Home / 11,176.51-16,764.77-4,156.38

Finding the Fourth Proportional to 11,176.51, 16,764.77 and 4,156.38

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Solution

The fourth proportional to 11,176.51, 16,764.77 and 4,156.38 is: 6,234.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.51 : 16,764.77 = 4,156.38 : x
  2. Step 2: Convert to fraction form
    11,176.51/16,764.77 = 4,156.38/x
  3. Step 3: Cross multiply
    11,176.51x = 16,764.77 × 4,156.38
  4. Step 4: Simplify right side
    11,176.51x = 69,680,754.73
  5. Step 5: Solve for x
    x = 69,680,754.73/11,176.51
  6. Step 6: Final answer
    x = 6,234.57

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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.