Home / 2,846.85-3,927.79-1,667.69

Finding the Fourth Proportional to 2,846.85, 3,927.79 and 1,667.69

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Solution

The fourth proportional to 2,846.85, 3,927.79 and 1,667.69 is: 2,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.85 : 3,927.79 = 1,667.69 : x
  2. Step 2: Convert to fraction form
    2,846.85/3,927.79 = 1,667.69/x
  3. Step 3: Cross multiply
    2,846.85x = 3,927.79 × 1,667.69
  4. Step 4: Simplify right side
    2,846.85x = 6,550,333.28
  5. Step 5: Solve for x
    x = 6,550,333.28/2,846.85
  6. Step 6: Final answer
    x = 2,300.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.