Home / 8,512.43-12,769.94-2,272.93

Finding the Fourth Proportional to 8,512.43, 12,769.94 and 2,272.93

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Solution

The fourth proportional to 8,512.43, 12,769.94 and 2,272.93 is: 3,409.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512.43 : 12,769.94 = 2,272.93 : x
  2. Step 2: Convert to fraction form
    8,512.43/12,769.94 = 2,272.93/x
  3. Step 3: Cross multiply
    8,512.43x = 12,769.94 × 2,272.93
  4. Step 4: Simplify right side
    8,512.43x = 29,025,153.48
  5. Step 5: Solve for x
    x = 29,025,153.48/8,512.43
  6. Step 6: Final answer
    x = 3,409.74

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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.