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Finding the Fourth Proportional to 11,896.69, 17,844.35 and 3,576.54

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Solution

The fourth proportional to 11,896.69, 17,844.35 and 3,576.54 is: 5,364.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,896.69 : 17,844.35 = 3,576.54 : x
  2. Step 2: Convert to fraction form
    11,896.69/17,844.35 = 3,576.54/x
  3. Step 3: Cross multiply
    11,896.69x = 17,844.35 × 3,576.54
  4. Step 4: Simplify right side
    11,896.69x = 63,821,031.55
  5. Step 5: Solve for x
    x = 63,821,031.55/11,896.69
  6. Step 6: Final answer
    x = 5,364.60

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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.