Home / 4,165.28-6,249.76-3,239.48

Finding the Fourth Proportional to 4,165.28, 6,249.76 and 3,239.48

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Solution

The fourth proportional to 4,165.28, 6,249.76 and 3,239.48 is: 4,860.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.28 : 6,249.76 = 3,239.48 : x
  2. Step 2: Convert to fraction form
    4,165.28/6,249.76 = 3,239.48/x
  3. Step 3: Cross multiply
    4,165.28x = 6,249.76 × 3,239.48
  4. Step 4: Simplify right side
    4,165.28x = 20,245,972.52
  5. Step 5: Solve for x
    x = 20,245,972.52/4,165.28
  6. Step 6: Final answer
    x = 4,860.65

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1.5x scale

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.