Home / 9,221.60-13,820.24-3,372.59

Finding the Fourth Proportional to 9,221.60, 13,820.24 and 3,372.59

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Solution

The fourth proportional to 9,221.60, 13,820.24 and 3,372.59 is: 5,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221.60 : 13,820.24 = 3,372.59 : x
  2. Step 2: Convert to fraction form
    9,221.60/13,820.24 = 3,372.59/x
  3. Step 3: Cross multiply
    9,221.60x = 13,820.24 × 3,372.59
  4. Step 4: Simplify right side
    9,221.60x = 46,609,917.26
  5. Step 5: Solve for x
    x = 46,609,917.26/9,221.60
  6. Step 6: Final answer
    x = 5,054.43

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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.