Home / 8,144.24-12,209.88-3,524.08

Finding the Fourth Proportional to 8,144.24, 12,209.88 and 3,524.08

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Solution

The fourth proportional to 8,144.24, 12,209.88 and 3,524.08 is: 5,283.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.24 : 12,209.88 = 3,524.08 : x
  2. Step 2: Convert to fraction form
    8,144.24/12,209.88 = 3,524.08/x
  3. Step 3: Cross multiply
    8,144.24x = 12,209.88 × 3,524.08
  4. Step 4: Simplify right side
    8,144.24x = 43,028,593.91
  5. Step 5: Solve for x
    x = 43,028,593.91/8,144.24
  6. Step 6: Final answer
    x = 5,283.32

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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.