Home / 8,144.71-12,217.97-2,596.12

Finding the Fourth Proportional to 8,144.71, 12,217.97 and 2,596.12

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Solution

The fourth proportional to 8,144.71, 12,217.97 and 2,596.12 is: 3,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.71 : 12,217.97 = 2,596.12 : x
  2. Step 2: Convert to fraction form
    8,144.71/12,217.97 = 2,596.12/x
  3. Step 3: Cross multiply
    8,144.71x = 12,217.97 × 2,596.12
  4. Step 4: Simplify right side
    8,144.71x = 31,719,316.28
  5. Step 5: Solve for x
    x = 31,719,316.28/8,144.71
  6. Step 6: Final answer
    x = 3,894.47

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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.