Home / 3,167.77-4,371.38-1,841.22

Finding the Fourth Proportional to 3,167.77, 4,371.38 and 1,841.22

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Solution

The fourth proportional to 3,167.77, 4,371.38 and 1,841.22 is: 2,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.77 : 4,371.38 = 1,841.22 : x
  2. Step 2: Convert to fraction form
    3,167.77/4,371.38 = 1,841.22/x
  3. Step 3: Cross multiply
    3,167.77x = 4,371.38 × 1,841.22
  4. Step 4: Simplify right side
    3,167.77x = 8,048,666.42
  5. Step 5: Solve for x
    x = 8,048,666.42/3,167.77
  6. Step 6: Final answer
    x = 2,540.80

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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.