Home / 6,983.40-9,637.11-3,796.68

Finding the Fourth Proportional to 6,983.40, 9,637.11 and 3,796.68

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Solution

The fourth proportional to 6,983.40, 9,637.11 and 3,796.68 is: 5,239.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.40 : 9,637.11 = 3,796.68 : x
  2. Step 2: Convert to fraction form
    6,983.40/9,637.11 = 3,796.68/x
  3. Step 3: Cross multiply
    6,983.40x = 9,637.11 × 3,796.68
  4. Step 4: Simplify right side
    6,983.40x = 36,589,022.79
  5. Step 5: Solve for x
    x = 36,589,022.79/6,983.40
  6. Step 6: Final answer
    x = 5,239.43

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1.5x scale

Why These Related Problems?

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