Home / 3,241.57-4,862.96-1,293.79

Finding the Fourth Proportional to 3,241.57, 4,862.96 and 1,293.79

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Solution

The fourth proportional to 3,241.57, 4,862.96 and 1,293.79 is: 1,940.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.57 : 4,862.96 = 1,293.79 : x
  2. Step 2: Convert to fraction form
    3,241.57/4,862.96 = 1,293.79/x
  3. Step 3: Cross multiply
    3,241.57x = 4,862.96 × 1,293.79
  4. Step 4: Simplify right side
    3,241.57x = 6,291,633.63
  5. Step 5: Solve for x
    x = 6,291,633.63/3,241.57
  6. Step 6: Final answer
    x = 1,940.92

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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.