Home / 7,190.46-10,786.92-3,295.20

Finding the Fourth Proportional to 7,190.46, 10,786.92 and 3,295.20

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Solution

The fourth proportional to 7,190.46, 10,786.92 and 3,295.20 is: 4,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.46 : 10,786.92 = 3,295.20 : x
  2. Step 2: Convert to fraction form
    7,190.46/10,786.92 = 3,295.20/x
  3. Step 3: Cross multiply
    7,190.46x = 10,786.92 × 3,295.20
  4. Step 4: Simplify right side
    7,190.46x = 35,545,058.78
  5. Step 5: Solve for x
    x = 35,545,058.78/7,190.46
  6. Step 6: Final answer
    x = 4,943.36

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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.