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Finding the Fourth Proportional to 3,242.56, 4,863.54 and 1,393.34

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Solution

The fourth proportional to 3,242.56, 4,863.54 and 1,393.34 is: 2,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.56 : 4,863.54 = 1,393.34 : x
  2. Step 2: Convert to fraction form
    3,242.56/4,863.54 = 1,393.34/x
  3. Step 3: Cross multiply
    3,242.56x = 4,863.54 × 1,393.34
  4. Step 4: Simplify right side
    3,242.56x = 6,776,564.82
  5. Step 5: Solve for x
    x = 6,776,564.82/3,242.56
  6. Step 6: Final answer
    x = 2,089.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.