Home / 11,838.59-17,754.81-3,516.37

Finding the Fourth Proportional to 11,838.59, 17,754.81 and 3,516.37

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Solution

The fourth proportional to 11,838.59, 17,754.81 and 3,516.37 is: 5,273.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.59 : 17,754.81 = 3,516.37 : x
  2. Step 2: Convert to fraction form
    11,838.59/17,754.81 = 3,516.37/x
  3. Step 3: Cross multiply
    11,838.59x = 17,754.81 × 3,516.37
  4. Step 4: Simplify right side
    11,838.59x = 62,432,481.24
  5. Step 5: Solve for x
    x = 62,432,481.24/11,838.59
  6. Step 6: Final answer
    x = 5,273.64

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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.