Home / 2,729.66-3,766.94-1,550.74

Finding the Fourth Proportional to 2,729.66, 3,766.94 and 1,550.74

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Solution

The fourth proportional to 2,729.66, 3,766.94 and 1,550.74 is: 2,140.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.66 : 3,766.94 = 1,550.74 : x
  2. Step 2: Convert to fraction form
    2,729.66/3,766.94 = 1,550.74/x
  3. Step 3: Cross multiply
    2,729.66x = 3,766.94 × 1,550.74
  4. Step 4: Simplify right side
    2,729.66x = 5,841,544.54
  5. Step 5: Solve for x
    x = 5,841,544.54/2,729.66
  6. Step 6: Final answer
    x = 2,140.03

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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.