Home / 2,729.76-3,766.01-1,550.67

Finding the Fourth Proportional to 2,729.76, 3,766.01 and 1,550.67

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Solution

The fourth proportional to 2,729.76, 3,766.01 and 1,550.67 is: 2,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.76 : 3,766.01 = 1,550.67 : x
  2. Step 2: Convert to fraction form
    2,729.76/3,766.01 = 1,550.67/x
  3. Step 3: Cross multiply
    2,729.76x = 3,766.01 × 1,550.67
  4. Step 4: Simplify right side
    2,729.76x = 5,839,830.97
  5. Step 5: Solve for x
    x = 5,839,830.97/2,729.76
  6. Step 6: Final answer
    x = 2,139.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.