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Finding the Fourth Proportional to 2,736.56, 4,108.49 and 2,328.32

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Solution

The fourth proportional to 2,736.56, 4,108.49 and 2,328.32 is: 3,495.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.56 : 4,108.49 = 2,328.32 : x
  2. Step 2: Convert to fraction form
    2,736.56/4,108.49 = 2,328.32/x
  3. Step 3: Cross multiply
    2,736.56x = 4,108.49 × 2,328.32
  4. Step 4: Simplify right side
    2,736.56x = 9,565,879.44
  5. Step 5: Solve for x
    x = 9,565,879.44/2,736.56
  6. Step 6: Final answer
    x = 3,495.59

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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.