Home / 1,413.63-2,108.36-1,241.42

Finding the Fourth Proportional to 1,413.63, 2,108.36 and 1,241.42

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Solution

The fourth proportional to 1,413.63, 2,108.36 and 1,241.42 is: 1,851.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413.63 : 2,108.36 = 1,241.42 : x
  2. Step 2: Convert to fraction form
    1,413.63/2,108.36 = 1,241.42/x
  3. Step 3: Cross multiply
    1,413.63x = 2,108.36 × 1,241.42
  4. Step 4: Simplify right side
    1,413.63x = 2,617,352.83
  5. Step 5: Solve for x
    x = 2,617,352.83/1,413.63
  6. Step 6: Final answer
    x = 1,851.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.