Home / 5,067.72-6,994.62-2,972.52

Finding the Fourth Proportional to 5,067.72, 6,994.62 and 2,972.52

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Solution

The fourth proportional to 5,067.72, 6,994.62 and 2,972.52 is: 4,102.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.72 : 6,994.62 = 2,972.52 : x
  2. Step 2: Convert to fraction form
    5,067.72/6,994.62 = 2,972.52/x
  3. Step 3: Cross multiply
    5,067.72x = 6,994.62 × 2,972.52
  4. Step 4: Simplify right side
    5,067.72x = 20,791,647.84
  5. Step 5: Solve for x
    x = 20,791,647.84/5,067.72
  6. Step 6: Final answer
    x = 4,102.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.