Home / 1,703.26-2,553.42-1,413.18

Finding the Fourth Proportional to 1,703.26, 2,553.42 and 1,413.18

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Solution

The fourth proportional to 1,703.26, 2,553.42 and 1,413.18 is: 2,118.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.26 : 2,553.42 = 1,413.18 : x
  2. Step 2: Convert to fraction form
    1,703.26/2,553.42 = 1,413.18/x
  3. Step 3: Cross multiply
    1,703.26x = 2,553.42 × 1,413.18
  4. Step 4: Simplify right side
    1,703.26x = 3,608,447.38
  5. Step 5: Solve for x
    x = 3,608,447.38/1,703.26
  6. Step 6: Final answer
    x = 2,118.55

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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.