Home / 3,268.35-4,509.98-1,941.87

Finding the Fourth Proportional to 3,268.35, 4,509.98 and 1,941.87

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Solution

The fourth proportional to 3,268.35, 4,509.98 and 1,941.87 is: 2,679.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.35 : 4,509.98 = 1,941.87 : x
  2. Step 2: Convert to fraction form
    3,268.35/4,509.98 = 1,941.87/x
  3. Step 3: Cross multiply
    3,268.35x = 4,509.98 × 1,941.87
  4. Step 4: Simplify right side
    3,268.35x = 8,757,809.35
  5. Step 5: Solve for x
    x = 8,757,809.35/3,268.35
  6. Step 6: Final answer
    x = 2,679.58

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Why These Related Problems?

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