Home / 2,729.57-3,766.77-1,610.55

Finding the Fourth Proportional to 2,729.57, 3,766.77 and 1,610.55

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Solution

The fourth proportional to 2,729.57, 3,766.77 and 1,610.55 is: 2,222.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.57 : 3,766.77 = 1,610.55 : x
  2. Step 2: Convert to fraction form
    2,729.57/3,766.77 = 1,610.55/x
  3. Step 3: Cross multiply
    2,729.57x = 3,766.77 × 1,610.55
  4. Step 4: Simplify right side
    2,729.57x = 6,066,571.42
  5. Step 5: Solve for x
    x = 6,066,571.42/2,729.57
  6. Step 6: Final answer
    x = 2,222.54

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1.5x scale

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.