Home / 11,772.12-16,245.94-6,467.08

Finding the Fourth Proportional to 11,772.12, 16,245.94 and 6,467.08

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Solution

The fourth proportional to 11,772.12, 16,245.94 and 6,467.08 is: 8,924.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772.12 : 16,245.94 = 6,467.08 : x
  2. Step 2: Convert to fraction form
    11,772.12/16,245.94 = 6,467.08/x
  3. Step 3: Cross multiply
    11,772.12x = 16,245.94 × 6,467.08
  4. Step 4: Simplify right side
    11,772.12x = 105,063,793.66
  5. Step 5: Solve for x
    x = 105,063,793.66/11,772.12
  6. Step 6: Final answer
    x = 8,924.80

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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.