Home / 1,413.56-2,122.52-1,351.17

Finding the Fourth Proportional to 1,413.56, 2,122.52 and 1,351.17

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Solution

The fourth proportional to 1,413.56, 2,122.52 and 1,351.17 is: 2,028.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413.56 : 2,122.52 = 1,351.17 : x
  2. Step 2: Convert to fraction form
    1,413.56/2,122.52 = 1,351.17/x
  3. Step 3: Cross multiply
    1,413.56x = 2,122.52 × 1,351.17
  4. Step 4: Simplify right side
    1,413.56x = 2,867,878.59
  5. Step 5: Solve for x
    x = 2,867,878.59/1,413.56
  6. Step 6: Final answer
    x = 2,028.83

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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.