Home / 1,910.48-2,636.30-1,413.44

Finding the Fourth Proportional to 1,910.48, 2,636.30 and 1,413.44

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Solution

The fourth proportional to 1,910.48, 2,636.30 and 1,413.44 is: 1,950.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910.48 : 2,636.30 = 1,413.44 : x
  2. Step 2: Convert to fraction form
    1,910.48/2,636.30 = 1,413.44/x
  3. Step 3: Cross multiply
    1,910.48x = 2,636.30 × 1,413.44
  4. Step 4: Simplify right side
    1,910.48x = 3,726,251.87
  5. Step 5: Solve for x
    x = 3,726,251.87/1,910.48
  6. Step 6: Final answer
    x = 1,950.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.