Home / 2,723.76-3,753.54-1,976.94

Finding the Fourth Proportional to 2,723.76, 3,753.54 and 1,976.94

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Solution

The fourth proportional to 2,723.76, 3,753.54 and 1,976.94 is: 2,724.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.76 : 3,753.54 = 1,976.94 : x
  2. Step 2: Convert to fraction form
    2,723.76/3,753.54 = 1,976.94/x
  3. Step 3: Cross multiply
    2,723.76x = 3,753.54 × 1,976.94
  4. Step 4: Simplify right side
    2,723.76x = 7,420,523.37
  5. Step 5: Solve for x
    x = 7,420,523.37/2,723.76
  6. Step 6: Final answer
    x = 2,724.37

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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.