Home / 11,042.20-16,563.30-3,144.70

Finding the Fourth Proportional to 11,042.20, 16,563.30 and 3,144.70

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Solution

The fourth proportional to 11,042.20, 16,563.30 and 3,144.70 is: 4,717.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.20 : 16,563.30 = 3,144.70 : x
  2. Step 2: Convert to fraction form
    11,042.20/16,563.30 = 3,144.70/x
  3. Step 3: Cross multiply
    11,042.20x = 16,563.30 × 3,144.70
  4. Step 4: Simplify right side
    11,042.20x = 52,086,609.51
  5. Step 5: Solve for x
    x = 52,086,609.51/11,042.20
  6. Step 6: Final answer
    x = 4,717.05

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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.