Home / 3,091.50-4,266.54-1,694.52

Finding the Fourth Proportional to 3,091.50, 4,266.54 and 1,694.52

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Solution

The fourth proportional to 3,091.50, 4,266.54 and 1,694.52 is: 2,338.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.50 : 4,266.54 = 1,694.52 : x
  2. Step 2: Convert to fraction form
    3,091.50/4,266.54 = 1,694.52/x
  3. Step 3: Cross multiply
    3,091.50x = 4,266.54 × 1,694.52
  4. Step 4: Simplify right side
    3,091.50x = 7,229,737.36
  5. Step 5: Solve for x
    x = 7,229,737.36/3,091.50
  6. Step 6: Final answer
    x = 2,338.59

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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.