Home / 4,845.36-7,261.56-2,766

Finding the Fourth Proportional to 4,845.36, 7,261.56 and 2,766

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Solution

The fourth proportional to 4,845.36, 7,261.56 and 2,766 is: 4,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.36 : 7,261.56 = 2,766 : x
  2. Step 2: Convert to fraction form
    4,845.36/7,261.56 = 2,766/x
  3. Step 3: Cross multiply
    4,845.36x = 7,261.56 × 2,766
  4. Step 4: Simplify right side
    4,845.36x = 20,085,474.96
  5. Step 5: Solve for x
    x = 20,085,474.96/4,845.36
  6. Step 6: Final answer
    x = 4,145.30

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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.