Home / 2,054.08-3,081.66-1,791.64

Finding the Fourth Proportional to 2,054.08, 3,081.66 and 1,791.64

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Solution

The fourth proportional to 2,054.08, 3,081.66 and 1,791.64 is: 2,687.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.08 : 3,081.66 = 1,791.64 : x
  2. Step 2: Convert to fraction form
    2,054.08/3,081.66 = 1,791.64/x
  3. Step 3: Cross multiply
    2,054.08x = 3,081.66 × 1,791.64
  4. Step 4: Simplify right side
    2,054.08x = 5,521,225.32
  5. Step 5: Solve for x
    x = 5,521,225.32/2,054.08
  6. Step 6: Final answer
    x = 2,687.93

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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.