Home / 11,766.33-17,644.31-5,528.12

Finding the Fourth Proportional to 11,766.33, 17,644.31 and 5,528.12

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Solution

The fourth proportional to 11,766.33, 17,644.31 and 5,528.12 is: 8,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,766.33 : 17,644.31 = 5,528.12 : x
  2. Step 2: Convert to fraction form
    11,766.33/17,644.31 = 5,528.12/x
  3. Step 3: Cross multiply
    11,766.33x = 17,644.31 × 5,528.12
  4. Step 4: Simplify right side
    11,766.33x = 97,539,788.60
  5. Step 5: Solve for x
    x = 97,539,788.60/11,766.33
  6. Step 6: Final answer
    x = 8,289.74

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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.