Home / 2,696.09-4,034.51-1,956.56

Finding the Fourth Proportional to 2,696.09, 4,034.51 and 1,956.56

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Solution

The fourth proportional to 2,696.09, 4,034.51 and 1,956.56 is: 2,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.09 : 4,034.51 = 1,956.56 : x
  2. Step 2: Convert to fraction form
    2,696.09/4,034.51 = 1,956.56/x
  3. Step 3: Cross multiply
    2,696.09x = 4,034.51 × 1,956.56
  4. Step 4: Simplify right side
    2,696.09x = 7,893,738.27
  5. Step 5: Solve for x
    x = 7,893,738.27/2,696.09
  6. Step 6: Final answer
    x = 2,927.85

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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.