Home / 4,529.70-6,794.55-3,147.30

Finding the Fourth Proportional to 4,529.70, 6,794.55 and 3,147.30

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Solution

The fourth proportional to 4,529.70, 6,794.55 and 3,147.30 is: 4,720.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,529.70 : 6,794.55 = 3,147.30 : x
  2. Step 2: Convert to fraction form
    4,529.70/6,794.55 = 3,147.30/x
  3. Step 3: Cross multiply
    4,529.70x = 6,794.55 × 3,147.30
  4. Step 4: Simplify right side
    4,529.70x = 21,384,487.22
  5. Step 5: Solve for x
    x = 21,384,487.22/4,529.70
  6. Step 6: Final answer
    x = 4,720.95

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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.