Home / 3,481.00-4,804.38-2,640.29

Finding the Fourth Proportional to 3,481.00, 4,804.38 and 2,640.29

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Solution

The fourth proportional to 3,481.00, 4,804.38 and 2,640.29 is: 3,644.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.00 : 4,804.38 = 2,640.29 : x
  2. Step 2: Convert to fraction form
    3,481.00/4,804.38 = 2,640.29/x
  3. Step 3: Cross multiply
    3,481.00x = 4,804.38 × 2,640.29
  4. Step 4: Simplify right side
    3,481.00x = 12,684,968.48
  5. Step 5: Solve for x
    x = 12,684,968.48/3,481.00
  6. Step 6: Final answer
    x = 3,644.06

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1.5x scale

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.