Home / 2,331.68-3,480.44-2,054.88

Finding the Fourth Proportional to 2,331.68, 3,480.44 and 2,054.88

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Solution

The fourth proportional to 2,331.68, 3,480.44 and 2,054.88 is: 3,067.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.68 : 3,480.44 = 2,054.88 : x
  2. Step 2: Convert to fraction form
    2,331.68/3,480.44 = 2,054.88/x
  3. Step 3: Cross multiply
    2,331.68x = 3,480.44 × 2,054.88
  4. Step 4: Simplify right side
    2,331.68x = 7,151,876.27
  5. Step 5: Solve for x
    x = 7,151,876.27/2,331.68
  6. Step 6: Final answer
    x = 3,067.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.