Home / 3,615.58-5,413.11-2,379.26

Finding the Fourth Proportional to 3,615.58, 5,413.11 and 2,379.26

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Solution

The fourth proportional to 3,615.58, 5,413.11 and 2,379.26 is: 3,562.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.58 : 5,413.11 = 2,379.26 : x
  2. Step 2: Convert to fraction form
    3,615.58/5,413.11 = 2,379.26/x
  3. Step 3: Cross multiply
    3,615.58x = 5,413.11 × 2,379.26
  4. Step 4: Simplify right side
    3,615.58x = 12,879,196.10
  5. Step 5: Solve for x
    x = 12,879,196.10/3,615.58
  6. Step 6: Final answer
    x = 3,562.14

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1.5x scale

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.