Home / 11,516.18-17,274.60-3,196.28

Finding the Fourth Proportional to 11,516.18, 17,274.60 and 3,196.28

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Solution

The fourth proportional to 11,516.18, 17,274.60 and 3,196.28 is: 4,794.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516.18 : 17,274.60 = 3,196.28 : x
  2. Step 2: Convert to fraction form
    11,516.18/17,274.60 = 3,196.28/x
  3. Step 3: Cross multiply
    11,516.18x = 17,274.60 × 3,196.28
  4. Step 4: Simplify right side
    11,516.18x = 55,214,458.49
  5. Step 5: Solve for x
    x = 55,214,458.49/11,516.18
  6. Step 6: Final answer
    x = 4,794.51

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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.