Home / 8,696.23-13,046.77-2,856.94

Finding the Fourth Proportional to 8,696.23, 13,046.77 and 2,856.94

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Solution

The fourth proportional to 8,696.23, 13,046.77 and 2,856.94 is: 4,286.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696.23 : 13,046.77 = 2,856.94 : x
  2. Step 2: Convert to fraction form
    8,696.23/13,046.77 = 2,856.94/x
  3. Step 3: Cross multiply
    8,696.23x = 13,046.77 × 2,856.94
  4. Step 4: Simplify right side
    8,696.23x = 37,273,839.08
  5. Step 5: Solve for x
    x = 37,273,839.08/8,696.23
  6. Step 6: Final answer
    x = 4,286.21

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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.