Home / 1,933.50-2,668.13-1,049.28

Finding the Fourth Proportional to 1,933.50, 2,668.13 and 1,049.28

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Solution

The fourth proportional to 1,933.50, 2,668.13 and 1,049.28 is: 1,447.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.50 : 2,668.13 = 1,049.28 : x
  2. Step 2: Convert to fraction form
    1,933.50/2,668.13 = 1,049.28/x
  3. Step 3: Cross multiply
    1,933.50x = 2,668.13 × 1,049.28
  4. Step 4: Simplify right side
    1,933.50x = 2,799,615.45
  5. Step 5: Solve for x
    x = 2,799,615.45/1,933.50
  6. Step 6: Final answer
    x = 1,447.95

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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.