Home / 1,933.96-2,668.87-1,049.77

Finding the Fourth Proportional to 1,933.96, 2,668.87 and 1,049.77

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Solution

The fourth proportional to 1,933.96, 2,668.87 and 1,049.77 is: 1,448.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.96 : 2,668.87 = 1,049.77 : x
  2. Step 2: Convert to fraction form
    1,933.96/2,668.87 = 1,049.77/x
  3. Step 3: Cross multiply
    1,933.96x = 2,668.87 × 1,049.77
  4. Step 4: Simplify right side
    1,933.96x = 2,801,699.66
  5. Step 5: Solve for x
    x = 2,801,699.66/1,933.96
  6. Step 6: Final answer
    x = 1,448.69

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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.