Home / 11,513.13-17,269.70-4,117.14

Finding the Fourth Proportional to 11,513.13, 17,269.70 and 4,117.14

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Solution

The fourth proportional to 11,513.13, 17,269.70 and 4,117.14 is: 6,175.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,513.13 : 17,269.70 = 4,117.14 : x
  2. Step 2: Convert to fraction form
    11,513.13/17,269.70 = 4,117.14/x
  3. Step 3: Cross multiply
    11,513.13x = 17,269.70 × 4,117.14
  4. Step 4: Simplify right side
    11,513.13x = 71,101,757.22
  5. Step 5: Solve for x
    x = 71,101,757.22/11,513.13
  6. Step 6: Final answer
    x = 6,175.71

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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.