Home / 3,249.08-4,485.78-2,254.01

Finding the Fourth Proportional to 3,249.08, 4,485.78 and 2,254.01

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Solution

The fourth proportional to 3,249.08, 4,485.78 and 2,254.01 is: 3,111.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.08 : 4,485.78 = 2,254.01 : x
  2. Step 2: Convert to fraction form
    3,249.08/4,485.78 = 2,254.01/x
  3. Step 3: Cross multiply
    3,249.08x = 4,485.78 × 2,254.01
  4. Step 4: Simplify right side
    3,249.08x = 10,110,992.98
  5. Step 5: Solve for x
    x = 10,110,992.98/3,249.08
  6. Step 6: Final answer
    x = 3,111.96

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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.