Home / 3,724.25-5,139.05-2,232.23

Finding the Fourth Proportional to 3,724.25, 5,139.05 and 2,232.23

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Solution

The fourth proportional to 3,724.25, 5,139.05 and 2,232.23 is: 3,080.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.25 : 5,139.05 = 2,232.23 : x
  2. Step 2: Convert to fraction form
    3,724.25/5,139.05 = 2,232.23/x
  3. Step 3: Cross multiply
    3,724.25x = 5,139.05 × 2,232.23
  4. Step 4: Simplify right side
    3,724.25x = 11,471,504.73
  5. Step 5: Solve for x
    x = 11,471,504.73/3,724.25
  6. Step 6: Final answer
    x = 3,080.22

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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.