Home / 2,604.74-3,905.49-1,371.38

Finding the Fourth Proportional to 2,604.74, 3,905.49 and 1,371.38

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Solution

The fourth proportional to 2,604.74, 3,905.49 and 1,371.38 is: 2,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,604.74 : 3,905.49 = 1,371.38 : x
  2. Step 2: Convert to fraction form
    2,604.74/3,905.49 = 1,371.38/x
  3. Step 3: Cross multiply
    2,604.74x = 3,905.49 × 1,371.38
  4. Step 4: Simplify right side
    2,604.74x = 5,355,910.88
  5. Step 5: Solve for x
    x = 5,355,910.88/2,604.74
  6. Step 6: Final answer
    x = 2,056.22

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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.