Home / 2,469.44-3,409.06-1,908.64

Finding the Fourth Proportional to 2,469.44, 3,409.06 and 1,908.64

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Solution

The fourth proportional to 2,469.44, 3,409.06 and 1,908.64 is: 2,634.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.44 : 3,409.06 = 1,908.64 : x
  2. Step 2: Convert to fraction form
    2,469.44/3,409.06 = 1,908.64/x
  3. Step 3: Cross multiply
    2,469.44x = 3,409.06 × 1,908.64
  4. Step 4: Simplify right side
    2,469.44x = 6,506,667.13
  5. Step 5: Solve for x
    x = 6,506,667.13/2,469.44
  6. Step 6: Final answer
    x = 2,634.88

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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.