Home / 3,167.70-4,371.71-1,841.38

Finding the Fourth Proportional to 3,167.70, 4,371.71 and 1,841.38

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Solution

The fourth proportional to 3,167.70, 4,371.71 and 1,841.38 is: 2,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.70 : 4,371.71 = 1,841.38 : x
  2. Step 2: Convert to fraction form
    3,167.70/4,371.71 = 1,841.38/x
  3. Step 3: Cross multiply
    3,167.70x = 4,371.71 × 1,841.38
  4. Step 4: Simplify right side
    3,167.70x = 8,049,975.62
  5. Step 5: Solve for x
    x = 8,049,975.62/3,167.70
  6. Step 6: Final answer
    x = 2,541.27

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1.5x scale

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.