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Finding the Fourth Proportional to 2,740.44, 3,783.96 and 1,796.88

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Solution

The fourth proportional to 2,740.44, 3,783.96 and 1,796.88 is: 2,481.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.44 : 3,783.96 = 1,796.88 : x
  2. Step 2: Convert to fraction form
    2,740.44/3,783.96 = 1,796.88/x
  3. Step 3: Cross multiply
    2,740.44x = 3,783.96 × 1,796.88
  4. Step 4: Simplify right side
    2,740.44x = 6,799,322.04
  5. Step 5: Solve for x
    x = 6,799,322.04/2,740.44
  6. Step 6: Final answer
    x = 2,481.11

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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.