Home / 2,626.66-3,940.92-1,241.06

Finding the Fourth Proportional to 2,626.66, 3,940.92 and 1,241.06

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Solution

The fourth proportional to 2,626.66, 3,940.92 and 1,241.06 is: 1,862.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626.66 : 3,940.92 = 1,241.06 : x
  2. Step 2: Convert to fraction form
    2,626.66/3,940.92 = 1,241.06/x
  3. Step 3: Cross multiply
    2,626.66x = 3,940.92 × 1,241.06
  4. Step 4: Simplify right side
    2,626.66x = 4,890,918.18
  5. Step 5: Solve for x
    x = 4,890,918.18/2,626.66
  6. Step 6: Final answer
    x = 1,862.03

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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.