Home / 1,946.60-2,927.10-1,629.80

Finding the Fourth Proportional to 1,946.60, 2,927.10 and 1,629.80

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Solution

The fourth proportional to 1,946.60, 2,927.10 and 1,629.80 is: 2,450.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.60 : 2,927.10 = 1,629.80 : x
  2. Step 2: Convert to fraction form
    1,946.60/2,927.10 = 1,629.80/x
  3. Step 3: Cross multiply
    1,946.60x = 2,927.10 × 1,629.80
  4. Step 4: Simplify right side
    1,946.60x = 4,770,587.58
  5. Step 5: Solve for x
    x = 4,770,587.58/1,946.60
  6. Step 6: Final answer
    x = 2,450.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.