Home / 9,089.82-13,631.22-3,539.97

Finding the Fourth Proportional to 9,089.82, 13,631.22 and 3,539.97

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Solution

The fourth proportional to 9,089.82, 13,631.22 and 3,539.97 is: 5,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.82 : 13,631.22 = 3,539.97 : x
  2. Step 2: Convert to fraction form
    9,089.82/13,631.22 = 3,539.97/x
  3. Step 3: Cross multiply
    9,089.82x = 13,631.22 × 3,539.97
  4. Step 4: Simplify right side
    9,089.82x = 48,254,109.86
  5. Step 5: Solve for x
    x = 48,254,109.86/9,089.82
  6. Step 6: Final answer
    x = 5,308.59

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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.