Home / 3,456.14-4,769.70-1,964.06

Finding the Fourth Proportional to 3,456.14, 4,769.70 and 1,964.06

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Solution

The fourth proportional to 3,456.14, 4,769.70 and 1,964.06 is: 2,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.14 : 4,769.70 = 1,964.06 : x
  2. Step 2: Convert to fraction form
    3,456.14/4,769.70 = 1,964.06/x
  3. Step 3: Cross multiply
    3,456.14x = 4,769.70 × 1,964.06
  4. Step 4: Simplify right side
    3,456.14x = 9,367,976.98
  5. Step 5: Solve for x
    x = 9,367,976.98/3,456.14
  6. Step 6: Final answer
    x = 2,710.53

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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.