Home / 3,192.82-4,793.76-1,808.88

Finding the Fourth Proportional to 3,192.82, 4,793.76 and 1,808.88

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Solution

The fourth proportional to 3,192.82, 4,793.76 and 1,808.88 is: 2,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.82 : 4,793.76 = 1,808.88 : x
  2. Step 2: Convert to fraction form
    3,192.82/4,793.76 = 1,808.88/x
  3. Step 3: Cross multiply
    3,192.82x = 4,793.76 × 1,808.88
  4. Step 4: Simplify right side
    3,192.82x = 8,671,336.59
  5. Step 5: Solve for x
    x = 8,671,336.59/3,192.82
  6. Step 6: Final answer
    x = 2,715.89

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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.