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Finding the Fourth Proportional to 2,064, 3,096.26 and 677.48

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Solution

The fourth proportional to 2,064, 3,096.26 and 677.48 is: 1,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064 : 3,096.26 = 677.48 : x
  2. Step 2: Convert to fraction form
    2,064/3,096.26 = 677.48/x
  3. Step 3: Cross multiply
    2,064x = 3,096.26 × 677.48
  4. Step 4: Simplify right side
    2,064x = 2,097,635.36
  5. Step 5: Solve for x
    x = 2,097,635.36/2,064
  6. Step 6: Final answer
    x = 1,016.30

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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.