Home / 3,359.25-4,636.98-1,962

Finding the Fourth Proportional to 3,359.25, 4,636.98 and 1,962

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Solution

The fourth proportional to 3,359.25, 4,636.98 and 1,962 is: 2,708.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.25 : 4,636.98 = 1,962 : x
  2. Step 2: Convert to fraction form
    3,359.25/4,636.98 = 1,962/x
  3. Step 3: Cross multiply
    3,359.25x = 4,636.98 × 1,962
  4. Step 4: Simplify right side
    3,359.25x = 9,097,754.76
  5. Step 5: Solve for x
    x = 9,097,754.76/3,359.25
  6. Step 6: Final answer
    x = 2,708.27

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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.