Home / 5,464.16-8,191.43-3,611.39

Finding the Fourth Proportional to 5,464.16, 8,191.43 and 3,611.39

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Solution

The fourth proportional to 5,464.16, 8,191.43 and 3,611.39 is: 5,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.16 : 8,191.43 = 3,611.39 : x
  2. Step 2: Convert to fraction form
    5,464.16/8,191.43 = 3,611.39/x
  3. Step 3: Cross multiply
    5,464.16x = 8,191.43 × 3,611.39
  4. Step 4: Simplify right side
    5,464.16x = 29,582,402.92
  5. Step 5: Solve for x
    x = 29,582,402.92/5,464.16
  6. Step 6: Final answer
    x = 5,413.90

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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.