Home / 2,408.12-3,323.70-1,413.92

Finding the Fourth Proportional to 2,408.12, 3,323.70 and 1,413.92

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Solution

The fourth proportional to 2,408.12, 3,323.70 and 1,413.92 is: 1,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.12 : 3,323.70 = 1,413.92 : x
  2. Step 2: Convert to fraction form
    2,408.12/3,323.70 = 1,413.92/x
  3. Step 3: Cross multiply
    2,408.12x = 3,323.70 × 1,413.92
  4. Step 4: Simplify right side
    2,408.12x = 4,699,445.90
  5. Step 5: Solve for x
    x = 4,699,445.90/2,408.12
  6. Step 6: Final answer
    x = 1,951.50

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1.5x scale

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.