Home / 1,974.51-2,723.22-1,343.97

Finding the Fourth Proportional to 1,974.51, 2,723.22 and 1,343.97

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Solution

The fourth proportional to 1,974.51, 2,723.22 and 1,343.97 is: 1,853.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.51 : 2,723.22 = 1,343.97 : x
  2. Step 2: Convert to fraction form
    1,974.51/2,723.22 = 1,343.97/x
  3. Step 3: Cross multiply
    1,974.51x = 2,723.22 × 1,343.97
  4. Step 4: Simplify right side
    1,974.51x = 3,659,925.98
  5. Step 5: Solve for x
    x = 3,659,925.98/1,974.51
  6. Step 6: Final answer
    x = 1,853.59

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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.