Home / 4,740.89-7,106.42-1,969.07

Finding the Fourth Proportional to 4,740.89, 7,106.42 and 1,969.07

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Solution

The fourth proportional to 4,740.89, 7,106.42 and 1,969.07 is: 2,951.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.89 : 7,106.42 = 1,969.07 : x
  2. Step 2: Convert to fraction form
    4,740.89/7,106.42 = 1,969.07/x
  3. Step 3: Cross multiply
    4,740.89x = 7,106.42 × 1,969.07
  4. Step 4: Simplify right side
    4,740.89x = 13,992,993.05
  5. Step 5: Solve for x
    x = 13,992,993.05/4,740.89
  6. Step 6: Final answer
    x = 2,951.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.