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Finding the Fourth Proportional to 3,105.51, 4,660.08 and 2,326.08

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Solution

The fourth proportional to 3,105.51, 4,660.08 and 2,326.08 is: 3,490.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105.51 : 4,660.08 = 2,326.08 : x
  2. Step 2: Convert to fraction form
    3,105.51/4,660.08 = 2,326.08/x
  3. Step 3: Cross multiply
    3,105.51x = 4,660.08 × 2,326.08
  4. Step 4: Simplify right side
    3,105.51x = 10,839,718.89
  5. Step 5: Solve for x
    x = 10,839,718.89/3,105.51
  6. Step 6: Final answer
    x = 3,490.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.