Home / 3,214.94-4,825.12-1,268.51

Finding the Fourth Proportional to 3,214.94, 4,825.12 and 1,268.51

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Solution

The fourth proportional to 3,214.94, 4,825.12 and 1,268.51 is: 1,903.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.94 : 4,825.12 = 1,268.51 : x
  2. Step 2: Convert to fraction form
    3,214.94/4,825.12 = 1,268.51/x
  3. Step 3: Cross multiply
    3,214.94x = 4,825.12 × 1,268.51
  4. Step 4: Simplify right side
    3,214.94x = 6,120,685.67
  5. Step 5: Solve for x
    x = 6,120,685.67/3,214.94
  6. Step 6: Final answer
    x = 1,903.83

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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.