Home / 3,470.35-4,789.62-2,211.94

Finding the Fourth Proportional to 3,470.35, 4,789.62 and 2,211.94

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Solution

The fourth proportional to 3,470.35, 4,789.62 and 2,211.94 is: 3,052.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.35 : 4,789.62 = 2,211.94 : x
  2. Step 2: Convert to fraction form
    3,470.35/4,789.62 = 2,211.94/x
  3. Step 3: Cross multiply
    3,470.35x = 4,789.62 × 2,211.94
  4. Step 4: Simplify right side
    3,470.35x = 10,594,352.06
  5. Step 5: Solve for x
    x = 10,594,352.06/3,470.35
  6. Step 6: Final answer
    x = 3,052.82

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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.