Home / 1,974.86-2,723.57-1,346.41

Finding the Fourth Proportional to 1,974.86, 2,723.57 and 1,346.41

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Solution

The fourth proportional to 1,974.86, 2,723.57 and 1,346.41 is: 1,856.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.86 : 2,723.57 = 1,346.41 : x
  2. Step 2: Convert to fraction form
    1,974.86/2,723.57 = 1,346.41/x
  3. Step 3: Cross multiply
    1,974.86x = 2,723.57 × 1,346.41
  4. Step 4: Simplify right side
    1,974.86x = 3,667,028.34
  5. Step 5: Solve for x
    x = 3,667,028.34/1,974.86
  6. Step 6: Final answer
    x = 1,856.85

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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.