Home / 2,792.22-4,188.33-1,766.94

Finding the Fourth Proportional to 2,792.22, 4,188.33 and 1,766.94

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Solution

The fourth proportional to 2,792.22, 4,188.33 and 1,766.94 is: 2,650.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.22 : 4,188.33 = 1,766.94 : x
  2. Step 2: Convert to fraction form
    2,792.22/4,188.33 = 1,766.94/x
  3. Step 3: Cross multiply
    2,792.22x = 4,188.33 × 1,766.94
  4. Step 4: Simplify right side
    2,792.22x = 7,400,527.81
  5. Step 5: Solve for x
    x = 7,400,527.81/2,792.22
  6. Step 6: Final answer
    x = 2,650.41

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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.