Home / 3,135.03-4,708.82-1,965.79

Finding the Fourth Proportional to 3,135.03, 4,708.82 and 1,965.79

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Solution

The fourth proportional to 3,135.03, 4,708.82 and 1,965.79 is: 2,952.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.03 : 4,708.82 = 1,965.79 : x
  2. Step 2: Convert to fraction form
    3,135.03/4,708.82 = 1,965.79/x
  3. Step 3: Cross multiply
    3,135.03x = 4,708.82 × 1,965.79
  4. Step 4: Simplify right side
    3,135.03x = 9,256,551.27
  5. Step 5: Solve for x
    x = 9,256,551.27/3,135.03
  6. Step 6: Final answer
    x = 2,952.62

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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.