Home / 2,413.73-3,621.49-1,412.42

Finding the Fourth Proportional to 2,413.73, 3,621.49 and 1,412.42

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Solution

The fourth proportional to 2,413.73, 3,621.49 and 1,412.42 is: 2,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.73 : 3,621.49 = 1,412.42 : x
  2. Step 2: Convert to fraction form
    2,413.73/3,621.49 = 1,412.42/x
  3. Step 3: Cross multiply
    2,413.73x = 3,621.49 × 1,412.42
  4. Step 4: Simplify right side
    2,413.73x = 5,115,043.27
  5. Step 5: Solve for x
    x = 5,115,043.27/2,413.73
  6. Step 6: Final answer
    x = 2,119.14

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Why These Related Problems?

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