Home / 2,203.56-3,300.48-1,999.44

Finding the Fourth Proportional to 2,203.56, 3,300.48 and 1,999.44

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Solution

The fourth proportional to 2,203.56, 3,300.48 and 1,999.44 is: 2,994.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.56 : 3,300.48 = 1,999.44 : x
  2. Step 2: Convert to fraction form
    2,203.56/3,300.48 = 1,999.44/x
  3. Step 3: Cross multiply
    2,203.56x = 3,300.48 × 1,999.44
  4. Step 4: Simplify right side
    2,203.56x = 6,599,111.73
  5. Step 5: Solve for x
    x = 6,599,111.73/2,203.56
  6. Step 6: Final answer
    x = 2,994.75

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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.