Home / 4,108.13-6,166.80-1,644.66

Finding the Fourth Proportional to 4,108.13, 6,166.80 and 1,644.66

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Solution

The fourth proportional to 4,108.13, 6,166.80 and 1,644.66 is: 2,468.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.13 : 6,166.80 = 1,644.66 : x
  2. Step 2: Convert to fraction form
    4,108.13/6,166.80 = 1,644.66/x
  3. Step 3: Cross multiply
    4,108.13x = 6,166.80 × 1,644.66
  4. Step 4: Simplify right side
    4,108.13x = 10,142,289.29
  5. Step 5: Solve for x
    x = 10,142,289.29/4,108.13
  6. Step 6: Final answer
    x = 2,468.83

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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.