Home / 8,694.09-13,036.26-2,850.21

Finding the Fourth Proportional to 8,694.09, 13,036.26 and 2,850.21

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Solution

The fourth proportional to 8,694.09, 13,036.26 and 2,850.21 is: 4,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.09 : 13,036.26 = 2,850.21 : x
  2. Step 2: Convert to fraction form
    8,694.09/13,036.26 = 2,850.21/x
  3. Step 3: Cross multiply
    8,694.09x = 13,036.26 × 2,850.21
  4. Step 4: Simplify right side
    8,694.09x = 37,156,078.61
  5. Step 5: Solve for x
    x = 37,156,078.61/8,694.09
  6. Step 6: Final answer
    x = 4,273.72

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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.