Home / 2,746.75-3,791.44-1,670.02

Finding the Fourth Proportional to 2,746.75, 3,791.44 and 1,670.02

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Solution

The fourth proportional to 2,746.75, 3,791.44 and 1,670.02 is: 2,305.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.75 : 3,791.44 = 1,670.02 : x
  2. Step 2: Convert to fraction form
    2,746.75/3,791.44 = 1,670.02/x
  3. Step 3: Cross multiply
    2,746.75x = 3,791.44 × 1,670.02
  4. Step 4: Simplify right side
    2,746.75x = 6,331,753.32
  5. Step 5: Solve for x
    x = 6,331,753.32/2,746.75
  6. Step 6: Final answer
    x = 2,305.18

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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.