Home / 7,413.21-11,124.20-2,736.48

Finding the Fourth Proportional to 7,413.21, 11,124.20 and 2,736.48

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Solution

The fourth proportional to 7,413.21, 11,124.20 and 2,736.48 is: 4,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.21 : 11,124.20 = 2,736.48 : x
  2. Step 2: Convert to fraction form
    7,413.21/11,124.20 = 2,736.48/x
  3. Step 3: Cross multiply
    7,413.21x = 11,124.20 × 2,736.48
  4. Step 4: Simplify right side
    7,413.21x = 30,441,150.82
  5. Step 5: Solve for x
    x = 30,441,150.82/7,413.21
  6. Step 6: Final answer
    x = 4,106.34

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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.