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Finding the Fourth Proportional to 4,884.98, 6,741.32 and 3,763.88

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Solution

The fourth proportional to 4,884.98, 6,741.32 and 3,763.88 is: 5,194.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.98 : 6,741.32 = 3,763.88 : x
  2. Step 2: Convert to fraction form
    4,884.98/6,741.32 = 3,763.88/x
  3. Step 3: Cross multiply
    4,884.98x = 6,741.32 × 3,763.88
  4. Step 4: Simplify right side
    4,884.98x = 25,373,467.00
  5. Step 5: Solve for x
    x = 25,373,467.00/4,884.98
  6. Step 6: Final answer
    x = 5,194.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.