Home / 11,671.73-16,107.20-6,366.53

Finding the Fourth Proportional to 11,671.73, 16,107.20 and 6,366.53

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Solution

The fourth proportional to 11,671.73, 16,107.20 and 6,366.53 is: 8,785.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,671.73 : 16,107.20 = 6,366.53 : x
  2. Step 2: Convert to fraction form
    11,671.73/16,107.20 = 6,366.53/x
  3. Step 3: Cross multiply
    11,671.73x = 16,107.20 × 6,366.53
  4. Step 4: Simplify right side
    11,671.73x = 102,546,859.65
  5. Step 5: Solve for x
    x = 102,546,859.65/11,671.73
  6. Step 6: Final answer
    x = 8,785.92

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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.