Home / 11,794.15-16,288.32-8,961.58

Finding the Fourth Proportional to 11,794.15, 16,288.32 and 8,961.58

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Solution

The fourth proportional to 11,794.15, 16,288.32 and 8,961.58 is: 12,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,794.15 : 16,288.32 = 8,961.58 : x
  2. Step 2: Convert to fraction form
    11,794.15/16,288.32 = 8,961.58/x
  3. Step 3: Cross multiply
    11,794.15x = 16,288.32 × 8,961.58
  4. Step 4: Simplify right side
    11,794.15x = 145,969,037.94
  5. Step 5: Solve for x
    x = 145,969,037.94/11,794.15
  6. Step 6: Final answer
    x = 12,376.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.