Home / 3,479.25-5,219.54-1,834.25

Finding the Fourth Proportional to 3,479.25, 5,219.54 and 1,834.25

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Solution

The fourth proportional to 3,479.25, 5,219.54 and 1,834.25 is: 2,751.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.25 : 5,219.54 = 1,834.25 : x
  2. Step 2: Convert to fraction form
    3,479.25/5,219.54 = 1,834.25/x
  3. Step 3: Cross multiply
    3,479.25x = 5,219.54 × 1,834.25
  4. Step 4: Simplify right side
    3,479.25x = 9,573,912.85
  5. Step 5: Solve for x
    x = 9,573,912.85/3,479.25
  6. Step 6: Final answer
    x = 2,751.71

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1.5x scale

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.