Home / 8,794.22-13,190.86-2,220.02

Finding the Fourth Proportional to 8,794.22, 13,190.86 and 2,220.02

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Solution

The fourth proportional to 8,794.22, 13,190.86 and 2,220.02 is: 3,329.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.22 : 13,190.86 = 2,220.02 : x
  2. Step 2: Convert to fraction form
    8,794.22/13,190.86 = 2,220.02/x
  3. Step 3: Cross multiply
    8,794.22x = 13,190.86 × 2,220.02
  4. Step 4: Simplify right side
    8,794.22x = 29,283,973.02
  5. Step 5: Solve for x
    x = 29,283,973.02/8,794.22
  6. Step 6: Final answer
    x = 3,329.91

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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.