Home / 11,009.14-16,516.20-3,613.43

Finding the Fourth Proportional to 11,009.14, 16,516.20 and 3,613.43

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Solution

The fourth proportional to 11,009.14, 16,516.20 and 3,613.43 is: 5,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.14 : 16,516.20 = 3,613.43 : x
  2. Step 2: Convert to fraction form
    11,009.14/16,516.20 = 3,613.43/x
  3. Step 3: Cross multiply
    11,009.14x = 16,516.20 × 3,613.43
  4. Step 4: Simplify right side
    11,009.14x = 59,680,132.57
  5. Step 5: Solve for x
    x = 59,680,132.57/11,009.14
  6. Step 6: Final answer
    x = 5,420.96

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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.