Home / 11,234.16-16,853.80-3,443.60

Finding the Fourth Proportional to 11,234.16, 16,853.80 and 3,443.60

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Solution

The fourth proportional to 11,234.16, 16,853.80 and 3,443.60 is: 5,166.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.16 : 16,853.80 = 3,443.60 : x
  2. Step 2: Convert to fraction form
    11,234.16/16,853.80 = 3,443.60/x
  3. Step 3: Cross multiply
    11,234.16x = 16,853.80 × 3,443.60
  4. Step 4: Simplify right side
    11,234.16x = 58,037,745.68
  5. Step 5: Solve for x
    x = 58,037,745.68/11,234.16
  6. Step 6: Final answer
    x = 5,166.18

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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.