Home / 2,200.26-3,036.24-1,268.76

Finding the Fourth Proportional to 2,200.26, 3,036.24 and 1,268.76

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Solution

The fourth proportional to 2,200.26, 3,036.24 and 1,268.76 is: 1,750.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.26 : 3,036.24 = 1,268.76 : x
  2. Step 2: Convert to fraction form
    2,200.26/3,036.24 = 1,268.76/x
  3. Step 3: Cross multiply
    2,200.26x = 3,036.24 × 1,268.76
  4. Step 4: Simplify right side
    2,200.26x = 3,852,259.86
  5. Step 5: Solve for x
    x = 3,852,259.86/2,200.26
  6. Step 6: Final answer
    x = 1,750.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.