Home / 3,167.44-4,371.48-1,770.48

Finding the Fourth Proportional to 3,167.44, 4,371.48 and 1,770.48

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Solution

The fourth proportional to 3,167.44, 4,371.48 and 1,770.48 is: 2,443.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.44 : 4,371.48 = 1,770.48 : x
  2. Step 2: Convert to fraction form
    3,167.44/4,371.48 = 1,770.48/x
  3. Step 3: Cross multiply
    3,167.44x = 4,371.48 × 1,770.48
  4. Step 4: Simplify right side
    3,167.44x = 7,739,617.91
  5. Step 5: Solve for x
    x = 7,739,617.91/3,167.44
  6. Step 6: Final answer
    x = 2,443.49

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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.