Home / 7,640.31-11,450.44-3,252.34

Finding the Fourth Proportional to 7,640.31, 11,450.44 and 3,252.34

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Solution

The fourth proportional to 7,640.31, 11,450.44 and 3,252.34 is: 4,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640.31 : 11,450.44 = 3,252.34 : x
  2. Step 2: Convert to fraction form
    7,640.31/11,450.44 = 3,252.34/x
  3. Step 3: Cross multiply
    7,640.31x = 11,450.44 × 3,252.34
  4. Step 4: Simplify right side
    7,640.31x = 37,240,724.03
  5. Step 5: Solve for x
    x = 37,240,724.03/7,640.31
  6. Step 6: Final answer
    x = 4,874.24

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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.