Home / 3,155.03-4,732.96-1,074.48

Finding the Fourth Proportional to 3,155.03, 4,732.96 and 1,074.48

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Solution

The fourth proportional to 3,155.03, 4,732.96 and 1,074.48 is: 1,611.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.03 : 4,732.96 = 1,074.48 : x
  2. Step 2: Convert to fraction form
    3,155.03/4,732.96 = 1,074.48/x
  3. Step 3: Cross multiply
    3,155.03x = 4,732.96 × 1,074.48
  4. Step 4: Simplify right side
    3,155.03x = 5,085,456.07
  5. Step 5: Solve for x
    x = 5,085,456.07/3,155.03
  6. Step 6: Final answer
    x = 1,611.86

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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.