Home / 1,933.69-2,668.42-1,082.94

Finding the Fourth Proportional to 1,933.69, 2,668.42 and 1,082.94

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Solution

The fourth proportional to 1,933.69, 2,668.42 and 1,082.94 is: 1,494.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.69 : 2,668.42 = 1,082.94 : x
  2. Step 2: Convert to fraction form
    1,933.69/2,668.42 = 1,082.94/x
  3. Step 3: Cross multiply
    1,933.69x = 2,668.42 × 1,082.94
  4. Step 4: Simplify right side
    1,933.69x = 2,889,738.75
  5. Step 5: Solve for x
    x = 2,889,738.75/1,933.69
  6. Step 6: Final answer
    x = 1,494.42

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1.5x scale

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.