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Finding the Fourth Proportional to 6,015.96, 9,015.30 and 3,413.40

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Solution

The fourth proportional to 6,015.96, 9,015.30 and 3,413.40 is: 5,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,015.96 : 9,015.30 = 3,413.40 : x
  2. Step 2: Convert to fraction form
    6,015.96/9,015.30 = 3,413.40/x
  3. Step 3: Cross multiply
    6,015.96x = 9,015.30 × 3,413.40
  4. Step 4: Simplify right side
    6,015.96x = 30,772,825.02
  5. Step 5: Solve for x
    x = 30,772,825.02/6,015.96
  6. Step 6: Final answer
    x = 5,115.20

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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.