Home / 4,071.86-6,101.28-2,609.80

Finding the Fourth Proportional to 4,071.86, 6,101.28 and 2,609.80

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Solution

The fourth proportional to 4,071.86, 6,101.28 and 2,609.80 is: 3,910.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.86 : 6,101.28 = 2,609.80 : x
  2. Step 2: Convert to fraction form
    4,071.86/6,101.28 = 2,609.80/x
  3. Step 3: Cross multiply
    4,071.86x = 6,101.28 × 2,609.80
  4. Step 4: Simplify right side
    4,071.86x = 15,923,120.54
  5. Step 5: Solve for x
    x = 15,923,120.54/4,071.86
  6. Step 6: Final answer
    x = 3,910.53

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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.