Home / 3,390.24-5,084.40-2,413.44

Finding the Fourth Proportional to 3,390.24, 5,084.40 and 2,413.44

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Solution

The fourth proportional to 3,390.24, 5,084.40 and 2,413.44 is: 3,619.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390.24 : 5,084.40 = 2,413.44 : x
  2. Step 2: Convert to fraction form
    3,390.24/5,084.40 = 2,413.44/x
  3. Step 3: Cross multiply
    3,390.24x = 5,084.40 × 2,413.44
  4. Step 4: Simplify right side
    3,390.24x = 12,270,894.34
  5. Step 5: Solve for x
    x = 12,270,894.34/3,390.24
  6. Step 6: Final answer
    x = 3,619.48

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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.