Home / 4,077.97-6,111.79-1,997.48

Finding the Fourth Proportional to 4,077.97, 6,111.79 and 1,997.48

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Solution

The fourth proportional to 4,077.97, 6,111.79 and 1,997.48 is: 2,993.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.97 : 6,111.79 = 1,997.48 : x
  2. Step 2: Convert to fraction form
    4,077.97/6,111.79 = 1,997.48/x
  3. Step 3: Cross multiply
    4,077.97x = 6,111.79 × 1,997.48
  4. Step 4: Simplify right side
    4,077.97x = 12,208,188.57
  5. Step 5: Solve for x
    x = 12,208,188.57/4,077.97
  6. Step 6: Final answer
    x = 2,993.69

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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.