Home / 3,910.49-5,855.40-2,741.93

Finding the Fourth Proportional to 3,910.49, 5,855.40 and 2,741.93

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Solution

The fourth proportional to 3,910.49, 5,855.40 and 2,741.93 is: 4,105.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.49 : 5,855.40 = 2,741.93 : x
  2. Step 2: Convert to fraction form
    3,910.49/5,855.40 = 2,741.93/x
  3. Step 3: Cross multiply
    3,910.49x = 5,855.40 × 2,741.93
  4. Step 4: Simplify right side
    3,910.49x = 16,055,096.92
  5. Step 5: Solve for x
    x = 16,055,096.92/3,910.49
  6. Step 6: Final answer
    x = 4,105.65

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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.