Home / 3,908.19-5,864.10-1,936.24

Finding the Fourth Proportional to 3,908.19, 5,864.10 and 1,936.24

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Solution

The fourth proportional to 3,908.19, 5,864.10 and 1,936.24 is: 2,905.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.19 : 5,864.10 = 1,936.24 : x
  2. Step 2: Convert to fraction form
    3,908.19/5,864.10 = 1,936.24/x
  3. Step 3: Cross multiply
    3,908.19x = 5,864.10 × 1,936.24
  4. Step 4: Simplify right side
    3,908.19x = 11,354,304.98
  5. Step 5: Solve for x
    x = 11,354,304.98/3,908.19
  6. Step 6: Final answer
    x = 2,905.26

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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.