Home / 1,940.43-2,680.56-1,546.95

Finding the Fourth Proportional to 1,940.43, 2,680.56 and 1,546.95

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Solution

The fourth proportional to 1,940.43, 2,680.56 and 1,546.95 is: 2,137.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940.43 : 2,680.56 = 1,546.95 : x
  2. Step 2: Convert to fraction form
    1,940.43/2,680.56 = 1,546.95/x
  3. Step 3: Cross multiply
    1,940.43x = 2,680.56 × 1,546.95
  4. Step 4: Simplify right side
    1,940.43x = 4,146,692.29
  5. Step 5: Solve for x
    x = 4,146,692.29/1,940.43
  6. Step 6: Final answer
    x = 2,137.00

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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.