Home / 2,968.82-4,453.34-1,581.90

Finding the Fourth Proportional to 2,968.82, 4,453.34 and 1,581.90

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Solution

The fourth proportional to 2,968.82, 4,453.34 and 1,581.90 is: 2,372.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.82 : 4,453.34 = 1,581.90 : x
  2. Step 2: Convert to fraction form
    2,968.82/4,453.34 = 1,581.90/x
  3. Step 3: Cross multiply
    2,968.82x = 4,453.34 × 1,581.90
  4. Step 4: Simplify right side
    2,968.82x = 7,044,738.55
  5. Step 5: Solve for x
    x = 7,044,738.55/2,968.82
  6. Step 6: Final answer
    x = 2,372.91

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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.