Home / 10,789.20-16,184.04-2,997.96

Finding the Fourth Proportional to 10,789.20, 16,184.04 and 2,997.96

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Solution

The fourth proportional to 10,789.20, 16,184.04 and 2,997.96 is: 4,497.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.20 : 16,184.04 = 2,997.96 : x
  2. Step 2: Convert to fraction form
    10,789.20/16,184.04 = 2,997.96/x
  3. Step 3: Cross multiply
    10,789.20x = 16,184.04 × 2,997.96
  4. Step 4: Simplify right side
    10,789.20x = 48,519,104.56
  5. Step 5: Solve for x
    x = 48,519,104.56/10,789.20
  6. Step 6: Final answer
    x = 4,497.01

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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.