Home / 2,245.93-3,388.48-2,239.85

Finding the Fourth Proportional to 2,245.93, 3,388.48 and 2,239.85

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Solution

The fourth proportional to 2,245.93, 3,388.48 and 2,239.85 is: 3,379.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.93 : 3,388.48 = 2,239.85 : x
  2. Step 2: Convert to fraction form
    2,245.93/3,388.48 = 2,239.85/x
  3. Step 3: Cross multiply
    2,245.93x = 3,388.48 × 2,239.85
  4. Step 4: Simplify right side
    2,245.93x = 7,589,702.40
  5. Step 5: Solve for x
    x = 7,589,702.40/2,245.93
  6. Step 6: Final answer
    x = 3,379.32

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.