Home / 2,245.86-3,369.96-2,238.84

Finding the Fourth Proportional to 2,245.86, 3,369.96 and 2,238.84

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Solution

The fourth proportional to 2,245.86, 3,369.96 and 2,238.84 is: 3,359.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.86 : 3,369.96 = 2,238.84 : x
  2. Step 2: Convert to fraction form
    2,245.86/3,369.96 = 2,238.84/x
  3. Step 3: Cross multiply
    2,245.86x = 3,369.96 × 2,238.84
  4. Step 4: Simplify right side
    2,245.86x = 7,544,801.25
  5. Step 5: Solve for x
    x = 7,544,801.25/2,245.86
  6. Step 6: Final answer
    x = 3,359.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.