Home / 6,091.21-9,136.77-1,474.21

Finding the Fourth Proportional to 6,091.21, 9,136.77 and 1,474.21

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Solution

The fourth proportional to 6,091.21, 9,136.77 and 1,474.21 is: 2,211.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.21 : 9,136.77 = 1,474.21 : x
  2. Step 2: Convert to fraction form
    6,091.21/9,136.77 = 1,474.21/x
  3. Step 3: Cross multiply
    6,091.21x = 9,136.77 × 1,474.21
  4. Step 4: Simplify right side
    6,091.21x = 13,469,517.70
  5. Step 5: Solve for x
    x = 13,469,517.70/6,091.21
  6. Step 6: Final answer
    x = 2,211.30

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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.