Home / 8,116.43-12,173.83-2,273.09

Finding the Fourth Proportional to 8,116.43, 12,173.83 and 2,273.09

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Solution

The fourth proportional to 8,116.43, 12,173.83 and 2,273.09 is: 3,409.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.43 : 12,173.83 = 2,273.09 : x
  2. Step 2: Convert to fraction form
    8,116.43/12,173.83 = 2,273.09/x
  3. Step 3: Cross multiply
    8,116.43x = 12,173.83 × 2,273.09
  4. Step 4: Simplify right side
    8,116.43x = 27,672,144.68
  5. Step 5: Solve for x
    x = 27,672,144.68/8,116.43
  6. Step 6: Final answer
    x = 3,409.40

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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.