Home / 2,413.29-3,620.39-1,665.96

Finding the Fourth Proportional to 2,413.29, 3,620.39 and 1,665.96

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Solution

The fourth proportional to 2,413.29, 3,620.39 and 1,665.96 is: 2,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.29 : 3,620.39 = 1,665.96 : x
  2. Step 2: Convert to fraction form
    2,413.29/3,620.39 = 1,665.96/x
  3. Step 3: Cross multiply
    2,413.29x = 3,620.39 × 1,665.96
  4. Step 4: Simplify right side
    2,413.29x = 6,031,416.59
  5. Step 5: Solve for x
    x = 6,031,416.59/2,413.29
  6. Step 6: Final answer
    x = 2,499.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.