Home / 2,964.60-4,453.79-1,857.43

Finding the Fourth Proportional to 2,964.60, 4,453.79 and 1,857.43

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Solution

The fourth proportional to 2,964.60, 4,453.79 and 1,857.43 is: 2,790.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.60 : 4,453.79 = 1,857.43 : x
  2. Step 2: Convert to fraction form
    2,964.60/4,453.79 = 1,857.43/x
  3. Step 3: Cross multiply
    2,964.60x = 4,453.79 × 1,857.43
  4. Step 4: Simplify right side
    2,964.60x = 8,272,599.44
  5. Step 5: Solve for x
    x = 8,272,599.44/2,964.60
  6. Step 6: Final answer
    x = 2,790.46

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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.