Home / 8,733.42-13,105.80-3,806.19

Finding the Fourth Proportional to 8,733.42, 13,105.80 and 3,806.19

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Solution

The fourth proportional to 8,733.42, 13,105.80 and 3,806.19 is: 5,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733.42 : 13,105.80 = 3,806.19 : x
  2. Step 2: Convert to fraction form
    8,733.42/13,105.80 = 3,806.19/x
  3. Step 3: Cross multiply
    8,733.42x = 13,105.80 × 3,806.19
  4. Step 4: Simplify right side
    8,733.42x = 49,883,164.90
  5. Step 5: Solve for x
    x = 49,883,164.90/8,733.42
  6. Step 6: Final answer
    x = 5,711.76

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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.