Home / 2,724.12-3,760.56-2,133.36

Finding the Fourth Proportional to 2,724.12, 3,760.56 and 2,133.36

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Solution

The fourth proportional to 2,724.12, 3,760.56 and 2,133.36 is: 2,945.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.12 : 3,760.56 = 2,133.36 : x
  2. Step 2: Convert to fraction form
    2,724.12/3,760.56 = 2,133.36/x
  3. Step 3: Cross multiply
    2,724.12x = 3,760.56 × 2,133.36
  4. Step 4: Simplify right side
    2,724.12x = 8,022,628.28
  5. Step 5: Solve for x
    x = 8,022,628.28/2,724.12
  6. Step 6: Final answer
    x = 2,945.03

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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.