Home / 1,933.88-2,668.74-1,049.63

Finding the Fourth Proportional to 1,933.88, 2,668.74 and 1,049.63

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Solution

The fourth proportional to 1,933.88, 2,668.74 and 1,049.63 is: 1,448.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.88 : 2,668.74 = 1,049.63 : x
  2. Step 2: Convert to fraction form
    1,933.88/2,668.74 = 1,049.63/x
  3. Step 3: Cross multiply
    1,933.88x = 2,668.74 × 1,049.63
  4. Step 4: Simplify right side
    1,933.88x = 2,801,189.57
  5. Step 5: Solve for x
    x = 2,801,189.57/1,933.88
  6. Step 6: Final answer
    x = 1,448.48

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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.