Home / 8,820.44-13,221.34-3,194.36

Finding the Fourth Proportional to 8,820.44, 13,221.34 and 3,194.36

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Solution

The fourth proportional to 8,820.44, 13,221.34 and 3,194.36 is: 4,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.44 : 13,221.34 = 3,194.36 : x
  2. Step 2: Convert to fraction form
    8,820.44/13,221.34 = 3,194.36/x
  3. Step 3: Cross multiply
    8,820.44x = 13,221.34 × 3,194.36
  4. Step 4: Simplify right side
    8,820.44x = 42,233,719.64
  5. Step 5: Solve for x
    x = 42,233,719.64/8,820.44
  6. Step 6: Final answer
    x = 4,788.16

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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.