Home / 4,921.44-6,791.34-2,796.93

Finding the Fourth Proportional to 4,921.44, 6,791.34 and 2,796.93

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Solution

The fourth proportional to 4,921.44, 6,791.34 and 2,796.93 is: 3,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.44 : 6,791.34 = 2,796.93 : x
  2. Step 2: Convert to fraction form
    4,921.44/6,791.34 = 2,796.93/x
  3. Step 3: Cross multiply
    4,921.44x = 6,791.34 × 2,796.93
  4. Step 4: Simplify right side
    4,921.44x = 18,994,902.59
  5. Step 5: Solve for x
    x = 18,994,902.59/4,921.44
  6. Step 6: Final answer
    x = 3,859.62

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1.5x scale

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.