Home / 11,771.04-17,654.62-3,873.66

Finding the Fourth Proportional to 11,771.04, 17,654.62 and 3,873.66

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Solution

The fourth proportional to 11,771.04, 17,654.62 and 3,873.66 is: 5,809.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,771.04 : 17,654.62 = 3,873.66 : x
  2. Step 2: Convert to fraction form
    11,771.04/17,654.62 = 3,873.66/x
  3. Step 3: Cross multiply
    11,771.04x = 17,654.62 × 3,873.66
  4. Step 4: Simplify right side
    11,771.04x = 68,387,995.31
  5. Step 5: Solve for x
    x = 68,387,995.31/11,771.04
  6. Step 6: Final answer
    x = 5,809.85

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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.