Home / 11,967.73-16,515.01-6,662.43

Finding the Fourth Proportional to 11,967.73, 16,515.01 and 6,662.43

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Solution

The fourth proportional to 11,967.73, 16,515.01 and 6,662.43 is: 9,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967.73 : 16,515.01 = 6,662.43 : x
  2. Step 2: Convert to fraction form
    11,967.73/16,515.01 = 6,662.43/x
  3. Step 3: Cross multiply
    11,967.73x = 16,515.01 × 6,662.43
  4. Step 4: Simplify right side
    11,967.73x = 110,030,098.07
  5. Step 5: Solve for x
    x = 110,030,098.07/11,967.73
  6. Step 6: Final answer
    x = 9,193.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.