Home / 6,136.75-9,205.35-1,976.44

Finding the Fourth Proportional to 6,136.75, 9,205.35 and 1,976.44

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Solution

The fourth proportional to 6,136.75, 9,205.35 and 1,976.44 is: 2,964.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.75 : 9,205.35 = 1,976.44 : x
  2. Step 2: Convert to fraction form
    6,136.75/9,205.35 = 1,976.44/x
  3. Step 3: Cross multiply
    6,136.75x = 9,205.35 × 1,976.44
  4. Step 4: Simplify right side
    6,136.75x = 18,193,821.95
  5. Step 5: Solve for x
    x = 18,193,821.95/6,136.75
  6. Step 6: Final answer
    x = 2,964.73

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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.