Home / 11,536.20-17,310.96-4,872.15

Finding the Fourth Proportional to 11,536.20, 17,310.96 and 4,872.15

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Solution

The fourth proportional to 11,536.20, 17,310.96 and 4,872.15 is: 7,311.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,536.20 : 17,310.96 = 4,872.15 : x
  2. Step 2: Convert to fraction form
    11,536.20/17,310.96 = 4,872.15/x
  3. Step 3: Cross multiply
    11,536.20x = 17,310.96 × 4,872.15
  4. Step 4: Simplify right side
    11,536.20x = 84,341,593.76
  5. Step 5: Solve for x
    x = 84,341,593.76/11,536.20
  6. Step 6: Final answer
    x = 7,311.04

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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.