Home / 8,236.09-12,354.45-2,392.75

Finding the Fourth Proportional to 8,236.09, 12,354.45 and 2,392.75

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Solution

The fourth proportional to 8,236.09, 12,354.45 and 2,392.75 is: 3,589.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.09 : 12,354.45 = 2,392.75 : x
  2. Step 2: Convert to fraction form
    8,236.09/12,354.45 = 2,392.75/x
  3. Step 3: Cross multiply
    8,236.09x = 12,354.45 × 2,392.75
  4. Step 4: Simplify right side
    8,236.09x = 29,561,110.24
  5. Step 5: Solve for x
    x = 29,561,110.24/8,236.09
  6. Step 6: Final answer
    x = 3,589.22

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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.