Home / 8,236.42-12,355.84-2,392.27

Finding the Fourth Proportional to 8,236.42, 12,355.84 and 2,392.27

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Solution

The fourth proportional to 8,236.42, 12,355.84 and 2,392.27 is: 3,588.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.42 : 12,355.84 = 2,392.27 : x
  2. Step 2: Convert to fraction form
    8,236.42/12,355.84 = 2,392.27/x
  3. Step 3: Cross multiply
    8,236.42x = 12,355.84 × 2,392.27
  4. Step 4: Simplify right side
    8,236.42x = 29,558,493.40
  5. Step 5: Solve for x
    x = 29,558,493.40/8,236.42
  6. Step 6: Final answer
    x = 3,588.75

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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.