Home / 3,119.91-4,306.35-1,794.04

Finding the Fourth Proportional to 3,119.91, 4,306.35 and 1,794.04

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Solution

The fourth proportional to 3,119.91, 4,306.35 and 1,794.04 is: 2,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119.91 : 4,306.35 = 1,794.04 : x
  2. Step 2: Convert to fraction form
    3,119.91/4,306.35 = 1,794.04/x
  3. Step 3: Cross multiply
    3,119.91x = 4,306.35 × 1,794.04
  4. Step 4: Simplify right side
    3,119.91x = 7,725,764.15
  5. Step 5: Solve for x
    x = 7,725,764.15/3,119.91
  6. Step 6: Final answer
    x = 2,476.28

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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.