Home / 11,287.89-16,933.04-3,497.31

Finding the Fourth Proportional to 11,287.89, 16,933.04 and 3,497.31

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Solution

The fourth proportional to 11,287.89, 16,933.04 and 3,497.31 is: 5,246.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.89 : 16,933.04 = 3,497.31 : x
  2. Step 2: Convert to fraction form
    11,287.89/16,933.04 = 3,497.31/x
  3. Step 3: Cross multiply
    11,287.89x = 16,933.04 × 3,497.31
  4. Step 4: Simplify right side
    11,287.89x = 59,220,072.64
  5. Step 5: Solve for x
    x = 59,220,072.64/11,287.89
  6. Step 6: Final answer
    x = 5,246.34

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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.