Home / 2,964.30-4,442.40-1,974.30

Finding the Fourth Proportional to 2,964.30, 4,442.40 and 1,974.30

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Solution

The fourth proportional to 2,964.30, 4,442.40 and 1,974.30 is: 2,958.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.30 : 4,442.40 = 1,974.30 : x
  2. Step 2: Convert to fraction form
    2,964.30/4,442.40 = 1,974.30/x
  3. Step 3: Cross multiply
    2,964.30x = 4,442.40 × 1,974.30
  4. Step 4: Simplify right side
    2,964.30x = 8,770,630.32
  5. Step 5: Solve for x
    x = 8,770,630.32/2,964.30
  6. Step 6: Final answer
    x = 2,958.75

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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.