Home / 3,361.14-5,038.62-1,413.48

Finding the Fourth Proportional to 3,361.14, 5,038.62 and 1,413.48

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Solution

The fourth proportional to 3,361.14, 5,038.62 and 1,413.48 is: 2,118.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.14 : 5,038.62 = 1,413.48 : x
  2. Step 2: Convert to fraction form
    3,361.14/5,038.62 = 1,413.48/x
  3. Step 3: Cross multiply
    3,361.14x = 5,038.62 × 1,413.48
  4. Step 4: Simplify right side
    3,361.14x = 7,121,988.60
  5. Step 5: Solve for x
    x = 7,121,988.60/3,361.14
  6. Step 6: Final answer
    x = 2,118.92

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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.