Home / 6,873.85-10,310.77-2,491.30

Finding the Fourth Proportional to 6,873.85, 10,310.77 and 2,491.30

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Solution

The fourth proportional to 6,873.85, 10,310.77 and 2,491.30 is: 3,736.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.85 : 10,310.77 = 2,491.30 : x
  2. Step 2: Convert to fraction form
    6,873.85/10,310.77 = 2,491.30/x
  3. Step 3: Cross multiply
    6,873.85x = 10,310.77 × 2,491.30
  4. Step 4: Simplify right side
    6,873.85x = 25,687,189.30
  5. Step 5: Solve for x
    x = 25,687,189.30/6,873.85
  6. Step 6: Final answer
    x = 3,736.94

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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.