Home / 5,436.93-8,149.32-3,589.32

Finding the Fourth Proportional to 5,436.93, 8,149.32 and 3,589.32

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Solution

The fourth proportional to 5,436.93, 8,149.32 and 3,589.32 is: 5,379.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.93 : 8,149.32 = 3,589.32 : x
  2. Step 2: Convert to fraction form
    5,436.93/8,149.32 = 3,589.32/x
  3. Step 3: Cross multiply
    5,436.93x = 8,149.32 × 3,589.32
  4. Step 4: Simplify right side
    5,436.93x = 29,250,517.26
  5. Step 5: Solve for x
    x = 29,250,517.26/5,436.93
  6. Step 6: Final answer
    x = 5,379.97

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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.