Home / 2,816.46-4,226.20-1,583.96

Finding the Fourth Proportional to 2,816.46, 4,226.20 and 1,583.96

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Solution

The fourth proportional to 2,816.46, 4,226.20 and 1,583.96 is: 2,376.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816.46 : 4,226.20 = 1,583.96 : x
  2. Step 2: Convert to fraction form
    2,816.46/4,226.20 = 1,583.96/x
  3. Step 3: Cross multiply
    2,816.46x = 4,226.20 × 1,583.96
  4. Step 4: Simplify right side
    2,816.46x = 6,694,106.66
  5. Step 5: Solve for x
    x = 6,694,106.66/2,816.46
  6. Step 6: Final answer
    x = 2,376.78

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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.