Home / 1,787.24-2,464.52-1,413.62

Finding the Fourth Proportional to 1,787.24, 2,464.52 and 1,413.62

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Solution

The fourth proportional to 1,787.24, 2,464.52 and 1,413.62 is: 1,949.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.24 : 2,464.52 = 1,413.62 : x
  2. Step 2: Convert to fraction form
    1,787.24/2,464.52 = 1,413.62/x
  3. Step 3: Cross multiply
    1,787.24x = 2,464.52 × 1,413.62
  4. Step 4: Simplify right side
    1,787.24x = 3,483,875.37
  5. Step 5: Solve for x
    x = 3,483,875.37/1,787.24
  6. Step 6: Final answer
    x = 1,949.31

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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.