Home / 2,738.12-4,101.94-1,810.94

Finding the Fourth Proportional to 2,738.12, 4,101.94 and 1,810.94

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Solution

The fourth proportional to 2,738.12, 4,101.94 and 1,810.94 is: 2,712.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.12 : 4,101.94 = 1,810.94 : x
  2. Step 2: Convert to fraction form
    2,738.12/4,101.94 = 1,810.94/x
  3. Step 3: Cross multiply
    2,738.12x = 4,101.94 × 1,810.94
  4. Step 4: Simplify right side
    2,738.12x = 7,428,367.22
  5. Step 5: Solve for x
    x = 7,428,367.22/2,738.12
  6. Step 6: Final answer
    x = 2,712.94

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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.