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Finding the Fourth Proportional to 4,884.54, 6,739.44 and 2,895

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Solution

The fourth proportional to 4,884.54, 6,739.44 and 2,895 is: 3,994.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.54 : 6,739.44 = 2,895 : x
  2. Step 2: Convert to fraction form
    4,884.54/6,739.44 = 2,895/x
  3. Step 3: Cross multiply
    4,884.54x = 6,739.44 × 2,895
  4. Step 4: Simplify right side
    4,884.54x = 19,510,678.80
  5. Step 5: Solve for x
    x = 19,510,678.80/4,884.54
  6. Step 6: Final answer
    x = 3,994.37

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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.