Home / 1,828.59-2,738.93-1,135.43

Finding the Fourth Proportional to 1,828.59, 2,738.93 and 1,135.43

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Solution

The fourth proportional to 1,828.59, 2,738.93 and 1,135.43 is: 1,700.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.59 : 2,738.93 = 1,135.43 : x
  2. Step 2: Convert to fraction form
    1,828.59/2,738.93 = 1,135.43/x
  3. Step 3: Cross multiply
    1,828.59x = 2,738.93 × 1,135.43
  4. Step 4: Simplify right side
    1,828.59x = 3,109,843.92
  5. Step 5: Solve for x
    x = 3,109,843.92/1,828.59
  6. Step 6: Final answer
    x = 1,700.68

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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.