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Finding the Fourth Proportional to 4,127.95, 6,193.95 and 1,936.29

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Solution

The fourth proportional to 4,127.95, 6,193.95 and 1,936.29 is: 2,905.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.95 : 6,193.95 = 1,936.29 : x
  2. Step 2: Convert to fraction form
    4,127.95/6,193.95 = 1,936.29/x
  3. Step 3: Cross multiply
    4,127.95x = 6,193.95 × 1,936.29
  4. Step 4: Simplify right side
    4,127.95x = 11,993,283.45
  5. Step 5: Solve for x
    x = 11,993,283.45/4,127.95
  6. Step 6: Final answer
    x = 2,905.38

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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.