Home / 4,500.28-6,739.26-3,115

Finding the Fourth Proportional to 4,500.28, 6,739.26 and 3,115

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Solution

The fourth proportional to 4,500.28, 6,739.26 and 3,115 is: 4,664.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.28 : 6,739.26 = 3,115 : x
  2. Step 2: Convert to fraction form
    4,500.28/6,739.26 = 3,115/x
  3. Step 3: Cross multiply
    4,500.28x = 6,739.26 × 3,115
  4. Step 4: Simplify right side
    4,500.28x = 20,992,794.90
  5. Step 5: Solve for x
    x = 20,992,794.90/4,500.28
  6. Step 6: Final answer
    x = 4,664.78

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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.