Home / 8,054.16-12,084.68-4,161.30

Finding the Fourth Proportional to 8,054.16, 12,084.68 and 4,161.30

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Solution

The fourth proportional to 8,054.16, 12,084.68 and 4,161.30 is: 6,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.16 : 12,084.68 = 4,161.30 : x
  2. Step 2: Convert to fraction form
    8,054.16/12,084.68 = 4,161.30/x
  3. Step 3: Cross multiply
    8,054.16x = 12,084.68 × 4,161.30
  4. Step 4: Simplify right side
    8,054.16x = 50,287,978.88
  5. Step 5: Solve for x
    x = 50,287,978.88/8,054.16
  6. Step 6: Final answer
    x = 6,243.73

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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.