Home / 11,100.12-16,650.18-3,605.19

Finding the Fourth Proportional to 11,100.12, 16,650.18 and 3,605.19

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Solution

The fourth proportional to 11,100.12, 16,650.18 and 3,605.19 is: 5,407.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.12 : 16,650.18 = 3,605.19 : x
  2. Step 2: Convert to fraction form
    11,100.12/16,650.18 = 3,605.19/x
  3. Step 3: Cross multiply
    11,100.12x = 16,650.18 × 3,605.19
  4. Step 4: Simplify right side
    11,100.12x = 60,027,062.43
  5. Step 5: Solve for x
    x = 60,027,062.43/11,100.12
  6. Step 6: Final answer
    x = 5,407.79

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Similar ratio
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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.