Home / 11,258.46-16,889.76-3,863.66

Finding the Fourth Proportional to 11,258.46, 16,889.76 and 3,863.66

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Solution

The fourth proportional to 11,258.46, 16,889.76 and 3,863.66 is: 5,796.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.46 : 16,889.76 = 3,863.66 : x
  2. Step 2: Convert to fraction form
    11,258.46/16,889.76 = 3,863.66/x
  3. Step 3: Cross multiply
    11,258.46x = 16,889.76 × 3,863.66
  4. Step 4: Simplify right side
    11,258.46x = 65,256,205.67
  5. Step 5: Solve for x
    x = 65,256,205.67/11,258.46
  6. Step 6: Final answer
    x = 5,796.19

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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.