Home / 3,924.25-5,415.95-2,268.25

Finding the Fourth Proportional to 3,924.25, 5,415.95 and 2,268.25

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Solution

The fourth proportional to 3,924.25, 5,415.95 and 2,268.25 is: 3,130.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.25 : 5,415.95 = 2,268.25 : x
  2. Step 2: Convert to fraction form
    3,924.25/5,415.95 = 2,268.25/x
  3. Step 3: Cross multiply
    3,924.25x = 5,415.95 × 2,268.25
  4. Step 4: Simplify right side
    3,924.25x = 12,284,717.25
  5. Step 5: Solve for x
    x = 12,284,717.25/3,924.25
  6. Step 6: Final answer
    x = 3,130.46

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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.