Home / 11,196.46-16,788.60-5,561.76

Finding the Fourth Proportional to 11,196.46, 16,788.60 and 5,561.76

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Solution

The fourth proportional to 11,196.46, 16,788.60 and 5,561.76 is: 8,339.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196.46 : 16,788.60 = 5,561.76 : x
  2. Step 2: Convert to fraction form
    11,196.46/16,788.60 = 5,561.76/x
  3. Step 3: Cross multiply
    11,196.46x = 16,788.60 × 5,561.76
  4. Step 4: Simplify right side
    11,196.46x = 93,374,163.94
  5. Step 5: Solve for x
    x = 93,374,163.94/11,196.46
  6. Step 6: Final answer
    x = 8,339.61

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1.5x scale

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.