Home / 4,519.53-6,778.38-2,439.15

Finding the Fourth Proportional to 4,519.53, 6,778.38 and 2,439.15

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Solution

The fourth proportional to 4,519.53, 6,778.38 and 2,439.15 is: 3,658.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519.53 : 6,778.38 = 2,439.15 : x
  2. Step 2: Convert to fraction form
    4,519.53/6,778.38 = 2,439.15/x
  3. Step 3: Cross multiply
    4,519.53x = 6,778.38 × 2,439.15
  4. Step 4: Simplify right side
    4,519.53x = 16,533,469.30
  5. Step 5: Solve for x
    x = 16,533,469.30/4,519.53
  6. Step 6: Final answer
    x = 3,658.23

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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.