Home / 6,287.43-8,676.99-3,769.95

Finding the Fourth Proportional to 6,287.43, 8,676.99 and 3,769.95

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Solution

The fourth proportional to 6,287.43, 8,676.99 and 3,769.95 is: 5,202.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.43 : 8,676.99 = 3,769.95 : x
  2. Step 2: Convert to fraction form
    6,287.43/8,676.99 = 3,769.95/x
  3. Step 3: Cross multiply
    6,287.43x = 8,676.99 × 3,769.95
  4. Step 4: Simplify right side
    6,287.43x = 32,711,818.45
  5. Step 5: Solve for x
    x = 32,711,818.45/6,287.43
  6. Step 6: Final answer
    x = 5,202.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.