Home / 5,947.84-8,919.98-1,786.73

Finding the Fourth Proportional to 5,947.84, 8,919.98 and 1,786.73

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Solution

The fourth proportional to 5,947.84, 8,919.98 and 1,786.73 is: 2,679.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.84 : 8,919.98 = 1,786.73 : x
  2. Step 2: Convert to fraction form
    5,947.84/8,919.98 = 1,786.73/x
  3. Step 3: Cross multiply
    5,947.84x = 8,919.98 × 1,786.73
  4. Step 4: Simplify right side
    5,947.84x = 15,937,609.23
  5. Step 5: Solve for x
    x = 15,937,609.23/5,947.84
  6. Step 6: Final answer
    x = 2,679.56

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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.