Home / 2,413.40-3,622.26-1,259.96

Finding the Fourth Proportional to 2,413.40, 3,622.26 and 1,259.96

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Solution

The fourth proportional to 2,413.40, 3,622.26 and 1,259.96 is: 1,891.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.40 : 3,622.26 = 1,259.96 : x
  2. Step 2: Convert to fraction form
    2,413.40/3,622.26 = 1,259.96/x
  3. Step 3: Cross multiply
    2,413.40x = 3,622.26 × 1,259.96
  4. Step 4: Simplify right side
    2,413.40x = 4,563,902.71
  5. Step 5: Solve for x
    x = 4,563,902.71/2,413.40
  6. Step 6: Final answer
    x = 1,891.07

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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.