Home / 2,664.56-3,996.48-1,203.32

Finding the Fourth Proportional to 2,664.56, 3,996.48 and 1,203.32

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Solution

The fourth proportional to 2,664.56, 3,996.48 and 1,203.32 is: 1,804.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.56 : 3,996.48 = 1,203.32 : x
  2. Step 2: Convert to fraction form
    2,664.56/3,996.48 = 1,203.32/x
  3. Step 3: Cross multiply
    2,664.56x = 3,996.48 × 1,203.32
  4. Step 4: Simplify right side
    2,664.56x = 4,809,044.31
  5. Step 5: Solve for x
    x = 4,809,044.31/2,664.56
  6. Step 6: Final answer
    x = 1,804.82

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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.