Home / 3,365.15-5,067.97-2,979.99

Finding the Fourth Proportional to 3,365.15, 5,067.97 and 2,979.99

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Solution

The fourth proportional to 3,365.15, 5,067.97 and 2,979.99 is: 4,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.15 : 5,067.97 = 2,979.99 : x
  2. Step 2: Convert to fraction form
    3,365.15/5,067.97 = 2,979.99/x
  3. Step 3: Cross multiply
    3,365.15x = 5,067.97 × 2,979.99
  4. Step 4: Simplify right side
    3,365.15x = 15,102,492.47
  5. Step 5: Solve for x
    x = 15,102,492.47/3,365.15
  6. Step 6: Final answer
    x = 4,487.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.