Home / 3,167.66-4,371.38-1,770.41

Finding the Fourth Proportional to 3,167.66, 4,371.38 and 1,770.41

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Solution

The fourth proportional to 3,167.66, 4,371.38 and 1,770.41 is: 2,443.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.66 : 4,371.38 = 1,770.41 : x
  2. Step 2: Convert to fraction form
    3,167.66/4,371.38 = 1,770.41/x
  3. Step 3: Cross multiply
    3,167.66x = 4,371.38 × 1,770.41
  4. Step 4: Simplify right side
    3,167.66x = 7,739,136.94
  5. Step 5: Solve for x
    x = 7,739,136.94/3,167.66
  6. Step 6: Final answer
    x = 2,443.17

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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.