Home / 2,371.27-3,554.61-1,331.77

Finding the Fourth Proportional to 2,371.27, 3,554.61 and 1,331.77

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Solution

The fourth proportional to 2,371.27, 3,554.61 and 1,331.77 is: 1,996.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.27 : 3,554.61 = 1,331.77 : x
  2. Step 2: Convert to fraction form
    2,371.27/3,554.61 = 1,331.77/x
  3. Step 3: Cross multiply
    2,371.27x = 3,554.61 × 1,331.77
  4. Step 4: Simplify right side
    2,371.27x = 4,733,922.96
  5. Step 5: Solve for x
    x = 4,733,922.96/2,371.27
  6. Step 6: Final answer
    x = 1,996.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.