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Finding the Fourth Proportional to 4,893.84, 6,751.22 and 2,796.75

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Solution

The fourth proportional to 4,893.84, 6,751.22 and 2,796.75 is: 3,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.84 : 6,751.22 = 2,796.75 : x
  2. Step 2: Convert to fraction form
    4,893.84/6,751.22 = 2,796.75/x
  3. Step 3: Cross multiply
    4,893.84x = 6,751.22 × 2,796.75
  4. Step 4: Simplify right side
    4,893.84x = 18,881,460.55
  5. Step 5: Solve for x
    x = 18,881,460.55/4,893.84
  6. Step 6: Final answer
    x = 3,858.21

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1.5x scale

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.