Home / 2,960.98-4,442.46-1,317.64

Finding the Fourth Proportional to 2,960.98, 4,442.46 and 1,317.64

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Solution

The fourth proportional to 2,960.98, 4,442.46 and 1,317.64 is: 1,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.98 : 4,442.46 = 1,317.64 : x
  2. Step 2: Convert to fraction form
    2,960.98/4,442.46 = 1,317.64/x
  3. Step 3: Cross multiply
    2,960.98x = 4,442.46 × 1,317.64
  4. Step 4: Simplify right side
    2,960.98x = 5,853,562.99
  5. Step 5: Solve for x
    x = 5,853,562.99/2,960.98
  6. Step 6: Final answer
    x = 1,976.90

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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.