Home / 2,724.33-4,087.73-1,263.09

Finding the Fourth Proportional to 2,724.33, 4,087.73 and 1,263.09

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Solution

The fourth proportional to 2,724.33, 4,087.73 and 1,263.09 is: 1,895.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.33 : 4,087.73 = 1,263.09 : x
  2. Step 2: Convert to fraction form
    2,724.33/4,087.73 = 1,263.09/x
  3. Step 3: Cross multiply
    2,724.33x = 4,087.73 × 1,263.09
  4. Step 4: Simplify right side
    2,724.33x = 5,163,164.57
  5. Step 5: Solve for x
    x = 5,163,164.57/2,724.33
  6. Step 6: Final answer
    x = 1,895.21

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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.