Home / 2,212.44-3,054.32-2,001.88

Finding the Fourth Proportional to 2,212.44, 3,054.32 and 2,001.88

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Solution

The fourth proportional to 2,212.44, 3,054.32 and 2,001.88 is: 2,763.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.44 : 3,054.32 = 2,001.88 : x
  2. Step 2: Convert to fraction form
    2,212.44/3,054.32 = 2,001.88/x
  3. Step 3: Cross multiply
    2,212.44x = 3,054.32 × 2,001.88
  4. Step 4: Simplify right side
    2,212.44x = 6,114,382.12
  5. Step 5: Solve for x
    x = 6,114,382.12/2,212.44
  6. Step 6: Final answer
    x = 2,763.64

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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.