Home / 5,936.09-8,193.76-3,812.06

Finding the Fourth Proportional to 5,936.09, 8,193.76 and 3,812.06

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Solution

The fourth proportional to 5,936.09, 8,193.76 and 3,812.06 is: 5,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,936.09 : 8,193.76 = 3,812.06 : x
  2. Step 2: Convert to fraction form
    5,936.09/8,193.76 = 3,812.06/x
  3. Step 3: Cross multiply
    5,936.09x = 8,193.76 × 3,812.06
  4. Step 4: Simplify right side
    5,936.09x = 31,235,115.70
  5. Step 5: Solve for x
    x = 31,235,115.70/5,936.09
  6. Step 6: Final answer
    x = 5,261.91

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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.