Home / 3,249.86-4,485.30-2,134.04

Finding the Fourth Proportional to 3,249.86, 4,485.30 and 2,134.04

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Solution

The fourth proportional to 3,249.86, 4,485.30 and 2,134.04 is: 2,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.86 : 4,485.30 = 2,134.04 : x
  2. Step 2: Convert to fraction form
    3,249.86/4,485.30 = 2,134.04/x
  3. Step 3: Cross multiply
    3,249.86x = 4,485.30 × 2,134.04
  4. Step 4: Simplify right side
    3,249.86x = 9,571,787.19
  5. Step 5: Solve for x
    x = 9,571,787.19/3,249.86
  6. Step 6: Final answer
    x = 2,945.30

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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.