Home / 3,169.70-4,374.19-1,753.43

Finding the Fourth Proportional to 3,169.70, 4,374.19 and 1,753.43

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Solution

The fourth proportional to 3,169.70, 4,374.19 and 1,753.43 is: 2,419.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.70 : 4,374.19 = 1,753.43 : x
  2. Step 2: Convert to fraction form
    3,169.70/4,374.19 = 1,753.43/x
  3. Step 3: Cross multiply
    3,169.70x = 4,374.19 × 1,753.43
  4. Step 4: Simplify right side
    3,169.70x = 7,669,835.97
  5. Step 5: Solve for x
    x = 7,669,835.97/3,169.70
  6. Step 6: Final answer
    x = 2,419.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.