Home / 3,736.98-5,604.48-1,979.61

Finding the Fourth Proportional to 3,736.98, 5,604.48 and 1,979.61

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Solution

The fourth proportional to 3,736.98, 5,604.48 and 1,979.61 is: 2,968.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.98 : 5,604.48 = 1,979.61 : x
  2. Step 2: Convert to fraction form
    3,736.98/5,604.48 = 1,979.61/x
  3. Step 3: Cross multiply
    3,736.98x = 5,604.48 × 1,979.61
  4. Step 4: Simplify right side
    3,736.98x = 11,094,684.65
  5. Step 5: Solve for x
    x = 11,094,684.65/3,736.98
  6. Step 6: Final answer
    x = 2,968.89

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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.