Home / 8,133.22-12,190.53-3,694.27

Finding the Fourth Proportional to 8,133.22, 12,190.53 and 3,694.27

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Solution

The fourth proportional to 8,133.22, 12,190.53 and 3,694.27 is: 5,537.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.22 : 12,190.53 = 3,694.27 : x
  2. Step 2: Convert to fraction form
    8,133.22/12,190.53 = 3,694.27/x
  3. Step 3: Cross multiply
    8,133.22x = 12,190.53 × 3,694.27
  4. Step 4: Simplify right side
    8,133.22x = 45,035,048.31
  5. Step 5: Solve for x
    x = 45,035,048.31/8,133.22
  6. Step 6: Final answer
    x = 5,537.18

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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.