Home / 1,974.50-2,723.58-1,177.27

Finding the Fourth Proportional to 1,974.50, 2,723.58 and 1,177.27

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Solution

The fourth proportional to 1,974.50, 2,723.58 and 1,177.27 is: 1,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.50 : 2,723.58 = 1,177.27 : x
  2. Step 2: Convert to fraction form
    1,974.50/2,723.58 = 1,177.27/x
  3. Step 3: Cross multiply
    1,974.50x = 2,723.58 × 1,177.27
  4. Step 4: Simplify right side
    1,974.50x = 3,206,382.22
  5. Step 5: Solve for x
    x = 3,206,382.22/1,974.50
  6. Step 6: Final answer
    x = 1,623.90

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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.