Home / 8,243.46-12,367.76-2,696.84

Finding the Fourth Proportional to 8,243.46, 12,367.76 and 2,696.84

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Solution

The fourth proportional to 8,243.46, 12,367.76 and 2,696.84 is: 4,046.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.46 : 12,367.76 = 2,696.84 : x
  2. Step 2: Convert to fraction form
    8,243.46/12,367.76 = 2,696.84/x
  3. Step 3: Cross multiply
    8,243.46x = 12,367.76 × 2,696.84
  4. Step 4: Simplify right side
    8,243.46x = 33,353,869.88
  5. Step 5: Solve for x
    x = 33,353,869.88/8,243.46
  6. Step 6: Final answer
    x = 4,046.10

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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.