Home / 4,608.70-6,910.35-3,149.62

Finding the Fourth Proportional to 4,608.70, 6,910.35 and 3,149.62

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Solution

The fourth proportional to 4,608.70, 6,910.35 and 3,149.62 is: 4,722.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.70 : 6,910.35 = 3,149.62 : x
  2. Step 2: Convert to fraction form
    4,608.70/6,910.35 = 3,149.62/x
  3. Step 3: Cross multiply
    4,608.70x = 6,910.35 × 3,149.62
  4. Step 4: Simplify right side
    4,608.70x = 21,764,976.57
  5. Step 5: Solve for x
    x = 21,764,976.57/4,608.70
  6. Step 6: Final answer
    x = 4,722.58

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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.