Home / 5,281.37-7,922.46-1,583.31

Finding the Fourth Proportional to 5,281.37, 7,922.46 and 1,583.31

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Solution

The fourth proportional to 5,281.37, 7,922.46 and 1,583.31 is: 2,375.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.37 : 7,922.46 = 1,583.31 : x
  2. Step 2: Convert to fraction form
    5,281.37/7,922.46 = 1,583.31/x
  3. Step 3: Cross multiply
    5,281.37x = 7,922.46 × 1,583.31
  4. Step 4: Simplify right side
    5,281.37x = 12,543,736.88
  5. Step 5: Solve for x
    x = 12,543,736.88/5,281.37
  6. Step 6: Final answer
    x = 2,375.09

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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.