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Finding the Fourth Proportional to 5,254.56, 7,882.01 and 1,967.03

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Solution

The fourth proportional to 5,254.56, 7,882.01 and 1,967.03 is: 2,950.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.56 : 7,882.01 = 1,967.03 : x
  2. Step 2: Convert to fraction form
    5,254.56/7,882.01 = 1,967.03/x
  3. Step 3: Cross multiply
    5,254.56x = 7,882.01 × 1,967.03
  4. Step 4: Simplify right side
    5,254.56x = 15,504,100.89
  5. Step 5: Solve for x
    x = 15,504,100.89/5,254.56
  6. Step 6: Final answer
    x = 2,950.60

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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.