Home / 1,843.94-2,546.84-1,345.79

Finding the Fourth Proportional to 1,843.94, 2,546.84 and 1,345.79

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Solution

The fourth proportional to 1,843.94, 2,546.84 and 1,345.79 is: 1,858.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.94 : 2,546.84 = 1,345.79 : x
  2. Step 2: Convert to fraction form
    1,843.94/2,546.84 = 1,345.79/x
  3. Step 3: Cross multiply
    1,843.94x = 2,546.84 × 1,345.79
  4. Step 4: Simplify right side
    1,843.94x = 3,427,502.43
  5. Step 5: Solve for x
    x = 3,427,502.43/1,843.94
  6. Step 6: Final answer
    x = 1,858.80

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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.