Home / 8,764.20-13,133.34-5,469.12

Finding the Fourth Proportional to 8,764.20, 13,133.34 and 5,469.12

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Solution

The fourth proportional to 8,764.20, 13,133.34 and 5,469.12 is: 8,195.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.20 : 13,133.34 = 5,469.12 : x
  2. Step 2: Convert to fraction form
    8,764.20/13,133.34 = 5,469.12/x
  3. Step 3: Cross multiply
    8,764.20x = 13,133.34 × 5,469.12
  4. Step 4: Simplify right side
    8,764.20x = 71,827,812.46
  5. Step 5: Solve for x
    x = 71,827,812.46/8,764.20
  6. Step 6: Final answer
    x = 8,195.59

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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.