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Finding the Fourth Proportional to 8,743.33, 13,101.90 and 3,810.30

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Solution

The fourth proportional to 8,743.33, 13,101.90 and 3,810.30 is: 5,709.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.33 : 13,101.90 = 3,810.30 : x
  2. Step 2: Convert to fraction form
    8,743.33/13,101.90 = 3,810.30/x
  3. Step 3: Cross multiply
    8,743.33x = 13,101.90 × 3,810.30
  4. Step 4: Simplify right side
    8,743.33x = 49,922,169.57
  5. Step 5: Solve for x
    x = 49,922,169.57/8,743.33
  6. Step 6: Final answer
    x = 5,709.74

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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.