Home / 11,672.80-16,108.58-6,367.73

Finding the Fourth Proportional to 11,672.80, 16,108.58 and 6,367.73

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Solution

The fourth proportional to 11,672.80, 16,108.58 and 6,367.73 is: 8,787.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.80 : 16,108.58 = 6,367.73 : x
  2. Step 2: Convert to fraction form
    11,672.80/16,108.58 = 6,367.73/x
  3. Step 3: Cross multiply
    11,672.80x = 16,108.58 × 6,367.73
  4. Step 4: Simplify right side
    11,672.80x = 102,575,007.58
  5. Step 5: Solve for x
    x = 102,575,007.58/11,672.80
  6. Step 6: Final answer
    x = 8,787.52

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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.