Home / 4,979.48-7,469.22-2,054.58

Finding the Fourth Proportional to 4,979.48, 7,469.22 and 2,054.58

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Solution

The fourth proportional to 4,979.48, 7,469.22 and 2,054.58 is: 3,081.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.48 : 7,469.22 = 2,054.58 : x
  2. Step 2: Convert to fraction form
    4,979.48/7,469.22 = 2,054.58/x
  3. Step 3: Cross multiply
    4,979.48x = 7,469.22 × 2,054.58
  4. Step 4: Simplify right side
    4,979.48x = 15,346,110.03
  5. Step 5: Solve for x
    x = 15,346,110.03/4,979.48
  6. Step 6: Final answer
    x = 3,081.87

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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.