Home / 3,152.32-4,350.04-2,406.80

Finding the Fourth Proportional to 3,152.32, 4,350.04 and 2,406.80

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Solution

The fourth proportional to 3,152.32, 4,350.04 and 2,406.80 is: 3,321.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.32 : 4,350.04 = 2,406.80 : x
  2. Step 2: Convert to fraction form
    3,152.32/4,350.04 = 2,406.80/x
  3. Step 3: Cross multiply
    3,152.32x = 4,350.04 × 2,406.80
  4. Step 4: Simplify right side
    3,152.32x = 10,469,676.27
  5. Step 5: Solve for x
    x = 10,469,676.27/3,152.32
  6. Step 6: Final answer
    x = 3,321.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.