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Finding the Fourth Proportional to 3,943.58, 5,883.05 and 3,836.32

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Solution

The fourth proportional to 3,943.58, 5,883.05 and 3,836.32 is: 5,723.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.58 : 5,883.05 = 3,836.32 : x
  2. Step 2: Convert to fraction form
    3,943.58/5,883.05 = 3,836.32/x
  3. Step 3: Cross multiply
    3,943.58x = 5,883.05 × 3,836.32
  4. Step 4: Simplify right side
    3,943.58x = 22,569,228.49
  5. Step 5: Solve for x
    x = 22,569,228.49/3,943.58
  6. Step 6: Final answer
    x = 5,723.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.