Home / 8,136.52-12,190.85-4,441.35

Finding the Fourth Proportional to 8,136.52, 12,190.85 and 4,441.35

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Solution

The fourth proportional to 8,136.52, 12,190.85 and 4,441.35 is: 6,654.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136.52 : 12,190.85 = 4,441.35 : x
  2. Step 2: Convert to fraction form
    8,136.52/12,190.85 = 4,441.35/x
  3. Step 3: Cross multiply
    8,136.52x = 12,190.85 × 4,441.35
  4. Step 4: Simplify right side
    8,136.52x = 54,143,770.69
  5. Step 5: Solve for x
    x = 54,143,770.69/8,136.52
  6. Step 6: Final answer
    x = 6,654.41

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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.