Home / 11,391.97-17,088.06-3,996.60

Finding the Fourth Proportional to 11,391.97, 17,088.06 and 3,996.60

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Solution

The fourth proportional to 11,391.97, 17,088.06 and 3,996.60 is: 5,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391.97 : 17,088.06 = 3,996.60 : x
  2. Step 2: Convert to fraction form
    11,391.97/17,088.06 = 3,996.60/x
  3. Step 3: Cross multiply
    11,391.97x = 17,088.06 × 3,996.60
  4. Step 4: Simplify right side
    11,391.97x = 68,294,140.60
  5. Step 5: Solve for x
    x = 68,294,140.60/11,391.97
  6. Step 6: Final answer
    x = 5,994.94

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1.5x scale

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.