Home / 2,960.12-4,437.94-1,789.88

Finding the Fourth Proportional to 2,960.12, 4,437.94 and 1,789.88

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Solution

The fourth proportional to 2,960.12, 4,437.94 and 1,789.88 is: 2,683.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.12 : 4,437.94 = 1,789.88 : x
  2. Step 2: Convert to fraction form
    2,960.12/4,437.94 = 1,789.88/x
  3. Step 3: Cross multiply
    2,960.12x = 4,437.94 × 1,789.88
  4. Step 4: Simplify right side
    2,960.12x = 7,943,380.05
  5. Step 5: Solve for x
    x = 7,943,380.05/2,960.12
  6. Step 6: Final answer
    x = 2,683.47

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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.