Home / 3,319.97-4,583.40-1,994

Finding the Fourth Proportional to 3,319.97, 4,583.40 and 1,994

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Solution

The fourth proportional to 3,319.97, 4,583.40 and 1,994 is: 2,752.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.97 : 4,583.40 = 1,994 : x
  2. Step 2: Convert to fraction form
    3,319.97/4,583.40 = 1,994/x
  3. Step 3: Cross multiply
    3,319.97x = 4,583.40 × 1,994
  4. Step 4: Simplify right side
    3,319.97x = 9,139,299.60
  5. Step 5: Solve for x
    x = 9,139,299.60/3,319.97
  6. Step 6: Final answer
    x = 2,752.83

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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.