Home / 11,838.58-17,754.82-3,516.35

Finding the Fourth Proportional to 11,838.58, 17,754.82 and 3,516.35

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Solution

The fourth proportional to 11,838.58, 17,754.82 and 3,516.35 is: 5,273.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.58 : 17,754.82 = 3,516.35 : x
  2. Step 2: Convert to fraction form
    11,838.58/17,754.82 = 3,516.35/x
  3. Step 3: Cross multiply
    11,838.58x = 17,754.82 × 3,516.35
  4. Step 4: Simplify right side
    11,838.58x = 62,432,063.74
  5. Step 5: Solve for x
    x = 62,432,063.74/11,838.58
  6. Step 6: Final answer
    x = 5,273.61

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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.