Home / 2,843.53-3,926.00-1,781.73

Finding the Fourth Proportional to 2,843.53, 3,926.00 and 1,781.73

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Solution

The fourth proportional to 2,843.53, 3,926.00 and 1,781.73 is: 2,460.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.53 : 3,926.00 = 1,781.73 : x
  2. Step 2: Convert to fraction form
    2,843.53/3,926.00 = 1,781.73/x
  3. Step 3: Cross multiply
    2,843.53x = 3,926.00 × 1,781.73
  4. Step 4: Simplify right side
    2,843.53x = 6,995,076.43
  5. Step 5: Solve for x
    x = 6,995,076.43/2,843.53
  6. Step 6: Final answer
    x = 2,460.00

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1.5x scale

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.