Home / 3,729.12-5,589.87-2,343.42

Finding the Fourth Proportional to 3,729.12, 5,589.87 and 2,343.42

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Solution

The fourth proportional to 3,729.12, 5,589.87 and 2,343.42 is: 3,512.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.12 : 5,589.87 = 2,343.42 : x
  2. Step 2: Convert to fraction form
    3,729.12/5,589.87 = 2,343.42/x
  3. Step 3: Cross multiply
    3,729.12x = 5,589.87 × 2,343.42
  4. Step 4: Simplify right side
    3,729.12x = 13,099,413.16
  5. Step 5: Solve for x
    x = 13,099,413.16/3,729.12
  6. Step 6: Final answer
    x = 3,512.74

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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.