Home / 1,674.06-2,519.37-1,383.90

Finding the Fourth Proportional to 1,674.06, 2,519.37 and 1,383.90

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Solution

The fourth proportional to 1,674.06, 2,519.37 and 1,383.90 is: 2,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.06 : 2,519.37 = 1,383.90 : x
  2. Step 2: Convert to fraction form
    1,674.06/2,519.37 = 1,383.90/x
  3. Step 3: Cross multiply
    1,674.06x = 2,519.37 × 1,383.90
  4. Step 4: Simplify right side
    1,674.06x = 3,486,556.14
  5. Step 5: Solve for x
    x = 3,486,556.14/1,674.06
  6. Step 6: Final answer
    x = 2,082.69

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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.