Home / 2,623.05-3,929.38-1,579.97

Finding the Fourth Proportional to 2,623.05, 3,929.38 and 1,579.97

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Solution

The fourth proportional to 2,623.05, 3,929.38 and 1,579.97 is: 2,366.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.05 : 3,929.38 = 1,579.97 : x
  2. Step 2: Convert to fraction form
    2,623.05/3,929.38 = 1,579.97/x
  3. Step 3: Cross multiply
    2,623.05x = 3,929.38 × 1,579.97
  4. Step 4: Simplify right side
    2,623.05x = 6,208,308.39
  5. Step 5: Solve for x
    x = 6,208,308.39/2,623.05
  6. Step 6: Final answer
    x = 2,366.83

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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.