Home / 3,167.35-4,370.64-1,841.12

Finding the Fourth Proportional to 3,167.35, 4,370.64 and 1,841.12

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Solution

The fourth proportional to 3,167.35, 4,370.64 and 1,841.12 is: 2,540.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.35 : 4,370.64 = 1,841.12 : x
  2. Step 2: Convert to fraction form
    3,167.35/4,370.64 = 1,841.12/x
  3. Step 3: Cross multiply
    3,167.35x = 4,370.64 × 1,841.12
  4. Step 4: Simplify right side
    3,167.35x = 8,046,872.72
  5. Step 5: Solve for x
    x = 8,046,872.72/3,167.35
  6. Step 6: Final answer
    x = 2,540.57

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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.