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Finding the Fourth Proportional to 11,860.97, 17,793.50 and 4,844.79

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Solution

The fourth proportional to 11,860.97, 17,793.50 and 4,844.79 is: 7,268.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,860.97 : 17,793.50 = 4,844.79 : x
  2. Step 2: Convert to fraction form
    11,860.97/17,793.50 = 4,844.79/x
  3. Step 3: Cross multiply
    11,860.97x = 17,793.50 × 4,844.79
  4. Step 4: Simplify right side
    11,860.97x = 86,205,746.64
  5. Step 5: Solve for x
    x = 86,205,746.64/11,860.97
  6. Step 6: Final answer
    x = 7,268.02

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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.