Home / 11,516.28-17,274.78-3,725.88

Finding the Fourth Proportional to 11,516.28, 17,274.78 and 3,725.88

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Solution

The fourth proportional to 11,516.28, 17,274.78 and 3,725.88 is: 5,588.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516.28 : 17,274.78 = 3,725.88 : x
  2. Step 2: Convert to fraction form
    11,516.28/17,274.78 = 3,725.88/x
  3. Step 3: Cross multiply
    11,516.28x = 17,274.78 × 3,725.88
  4. Step 4: Simplify right side
    11,516.28x = 64,363,757.31
  5. Step 5: Solve for x
    x = 64,363,757.31/11,516.28
  6. Step 6: Final answer
    x = 5,588.94

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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.