Home / 1,644.88-2,268.68-1,544.08

Finding the Fourth Proportional to 1,644.88, 2,268.68 and 1,544.08

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Solution

The fourth proportional to 1,644.88, 2,268.68 and 1,544.08 is: 2,129.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644.88 : 2,268.68 = 1,544.08 : x
  2. Step 2: Convert to fraction form
    1,644.88/2,268.68 = 1,544.08/x
  3. Step 3: Cross multiply
    1,644.88x = 2,268.68 × 1,544.08
  4. Step 4: Simplify right side
    1,644.88x = 3,503,023.41
  5. Step 5: Solve for x
    x = 3,503,023.41/1,644.88
  6. Step 6: Final answer
    x = 2,129.65

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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.