Home / 8,243.05-12,366.09-2,696.70

Finding the Fourth Proportional to 8,243.05, 12,366.09 and 2,696.70

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Solution

The fourth proportional to 8,243.05, 12,366.09 and 2,696.70 is: 4,045.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.05 : 12,366.09 = 2,696.70 : x
  2. Step 2: Convert to fraction form
    8,243.05/12,366.09 = 2,696.70/x
  3. Step 3: Cross multiply
    8,243.05x = 12,366.09 × 2,696.70
  4. Step 4: Simplify right side
    8,243.05x = 33,347,634.90
  5. Step 5: Solve for x
    x = 33,347,634.90/8,243.05
  6. Step 6: Final answer
    x = 4,045.55

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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.