Home / 2,413.38-3,619.77-1,025.68

Finding the Fourth Proportional to 2,413.38, 3,619.77 and 1,025.68

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Solution

The fourth proportional to 2,413.38, 3,619.77 and 1,025.68 is: 1,538.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.38 : 3,619.77 = 1,025.68 : x
  2. Step 2: Convert to fraction form
    2,413.38/3,619.77 = 1,025.68/x
  3. Step 3: Cross multiply
    2,413.38x = 3,619.77 × 1,025.68
  4. Step 4: Simplify right side
    2,413.38x = 3,712,725.69
  5. Step 5: Solve for x
    x = 3,712,725.69/2,413.38
  6. Step 6: Final answer
    x = 1,538.39

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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.