Home / 3,268.89-4,906.07-1,709.44

Finding the Fourth Proportional to 3,268.89, 4,906.07 and 1,709.44

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Solution

The fourth proportional to 3,268.89, 4,906.07 and 1,709.44 is: 2,565.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.89 : 4,906.07 = 1,709.44 : x
  2. Step 2: Convert to fraction form
    3,268.89/4,906.07 = 1,709.44/x
  3. Step 3: Cross multiply
    3,268.89x = 4,906.07 × 1,709.44
  4. Step 4: Simplify right side
    3,268.89x = 8,386,617.90
  5. Step 5: Solve for x
    x = 8,386,617.90/3,268.89
  6. Step 6: Final answer
    x = 2,565.59

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1.5x scale

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.