Home / 2,268.96-3,403.87-788.06

Finding the Fourth Proportional to 2,268.96, 3,403.87 and 788.06

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Solution

The fourth proportional to 2,268.96, 3,403.87 and 788.06 is: 1,182.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.96 : 3,403.87 = 788.06 : x
  2. Step 2: Convert to fraction form
    2,268.96/3,403.87 = 788.06/x
  3. Step 3: Cross multiply
    2,268.96x = 3,403.87 × 788.06
  4. Step 4: Simplify right side
    2,268.96x = 2,682,453.79
  5. Step 5: Solve for x
    x = 2,682,453.79/2,268.96
  6. Step 6: Final answer
    x = 1,182.24

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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.