Home / 2,766.59-3,817.73-1,647.62

Finding the Fourth Proportional to 2,766.59, 3,817.73 and 1,647.62

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Solution

The fourth proportional to 2,766.59, 3,817.73 and 1,647.62 is: 2,273.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766.59 : 3,817.73 = 1,647.62 : x
  2. Step 2: Convert to fraction form
    2,766.59/3,817.73 = 1,647.62/x
  3. Step 3: Cross multiply
    2,766.59x = 3,817.73 × 1,647.62
  4. Step 4: Simplify right side
    2,766.59x = 6,290,160.06
  5. Step 5: Solve for x
    x = 6,290,160.06/2,766.59
  6. Step 6: Final answer
    x = 2,273.61

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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.