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Finding the Fourth Proportional to 8,793.81, 13,189.60 and 2,469.26

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Solution

The fourth proportional to 8,793.81, 13,189.60 and 2,469.26 is: 3,703.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.81 : 13,189.60 = 2,469.26 : x
  2. Step 2: Convert to fraction form
    8,793.81/13,189.60 = 2,469.26/x
  3. Step 3: Cross multiply
    8,793.81x = 13,189.60 × 2,469.26
  4. Step 4: Simplify right side
    8,793.81x = 32,568,587.76
  5. Step 5: Solve for x
    x = 32,568,587.76/8,793.81
  6. Step 6: Final answer
    x = 3,703.58

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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.