Home / 1,644.15-2,268.60-1,196.73

Finding the Fourth Proportional to 1,644.15, 2,268.60 and 1,196.73

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Solution

The fourth proportional to 1,644.15, 2,268.60 and 1,196.73 is: 1,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.15 : 2,268.60 = 1,196.73 : x
  2. Step 2: Convert to fraction form
    1,644.15/2,268.60 = 1,196.73/x
  3. Step 3: Cross multiply
    1,644.15x = 2,268.60 × 1,196.73
  4. Step 4: Simplify right side
    1,644.15x = 2,714,901.68
  5. Step 5: Solve for x
    x = 2,714,901.68/1,644.15
  6. Step 6: Final answer
    x = 1,651.25

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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.