Home / 3,377.12-4,660.84-1,960.50

Finding the Fourth Proportional to 3,377.12, 4,660.84 and 1,960.50

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Solution

The fourth proportional to 3,377.12, 4,660.84 and 1,960.50 is: 2,705.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.12 : 4,660.84 = 1,960.50 : x
  2. Step 2: Convert to fraction form
    3,377.12/4,660.84 = 1,960.50/x
  3. Step 3: Cross multiply
    3,377.12x = 4,660.84 × 1,960.50
  4. Step 4: Simplify right side
    3,377.12x = 9,137,583.64
  5. Step 5: Solve for x
    x = 9,137,583.64/3,377.12
  6. Step 6: Final answer
    x = 2,705.73

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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.