Home / 1,979.92-2,733.32-1,849.04

Finding the Fourth Proportional to 1,979.92, 2,733.32 and 1,849.04

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Solution

The fourth proportional to 1,979.92, 2,733.32 and 1,849.04 is: 2,552.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979.92 : 2,733.32 = 1,849.04 : x
  2. Step 2: Convert to fraction form
    1,979.92/2,733.32 = 1,849.04/x
  3. Step 3: Cross multiply
    1,979.92x = 2,733.32 × 1,849.04
  4. Step 4: Simplify right side
    1,979.92x = 5,054,018.01
  5. Step 5: Solve for x
    x = 5,054,018.01/1,979.92
  6. Step 6: Final answer
    x = 2,552.64

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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.