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Finding the Fourth Proportional to 11,413.58, 17,119.01 and 3,093.08

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Solution

The fourth proportional to 11,413.58, 17,119.01 and 3,093.08 is: 4,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,413.58 : 17,119.01 = 3,093.08 : x
  2. Step 2: Convert to fraction form
    11,413.58/17,119.01 = 3,093.08/x
  3. Step 3: Cross multiply
    11,413.58x = 17,119.01 × 3,093.08
  4. Step 4: Simplify right side
    11,413.58x = 52,950,467.45
  5. Step 5: Solve for x
    x = 52,950,467.45/11,413.58
  6. Step 6: Final answer
    x = 4,639.25

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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.