Home / 5,161.28-7,741.98-2,039.94

Finding the Fourth Proportional to 5,161.28, 7,741.98 and 2,039.94

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Solution

The fourth proportional to 5,161.28, 7,741.98 and 2,039.94 is: 3,059.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161.28 : 7,741.98 = 2,039.94 : x
  2. Step 2: Convert to fraction form
    5,161.28/7,741.98 = 2,039.94/x
  3. Step 3: Cross multiply
    5,161.28x = 7,741.98 × 2,039.94
  4. Step 4: Simplify right side
    5,161.28x = 15,793,174.68
  5. Step 5: Solve for x
    x = 15,793,174.68/5,161.28
  6. Step 6: Final answer
    x = 3,059.94

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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.