Home / 9,231.20-13,848.60-3,388.31

Finding the Fourth Proportional to 9,231.20, 13,848.60 and 3,388.31

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Solution

The fourth proportional to 9,231.20, 13,848.60 and 3,388.31 is: 5,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.20 : 13,848.60 = 3,388.31 : x
  2. Step 2: Convert to fraction form
    9,231.20/13,848.60 = 3,388.31/x
  3. Step 3: Cross multiply
    9,231.20x = 13,848.60 × 3,388.31
  4. Step 4: Simplify right side
    9,231.20x = 46,923,349.87
  5. Step 5: Solve for x
    x = 46,923,349.87/9,231.20
  6. Step 6: Final answer
    x = 5,083.13

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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.