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Finding the Fourth Proportional to 5,486.33, 7,571.11 and 2,968.44

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Solution

The fourth proportional to 5,486.33, 7,571.11 and 2,968.44 is: 4,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.33 : 7,571.11 = 2,968.44 : x
  2. Step 2: Convert to fraction form
    5,486.33/7,571.11 = 2,968.44/x
  3. Step 3: Cross multiply
    5,486.33x = 7,571.11 × 2,968.44
  4. Step 4: Simplify right side
    5,486.33x = 22,474,385.16
  5. Step 5: Solve for x
    x = 22,474,385.16/5,486.33
  6. Step 6: Final answer
    x = 4,096.43

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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.