Home / 10,954.27-16,433.45-3,556.74

Finding the Fourth Proportional to 10,954.27, 16,433.45 and 3,556.74

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Solution

The fourth proportional to 10,954.27, 16,433.45 and 3,556.74 is: 5,335.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.27 : 16,433.45 = 3,556.74 : x
  2. Step 2: Convert to fraction form
    10,954.27/16,433.45 = 3,556.74/x
  3. Step 3: Cross multiply
    10,954.27x = 16,433.45 × 3,556.74
  4. Step 4: Simplify right side
    10,954.27x = 58,449,566.13
  5. Step 5: Solve for x
    x = 58,449,566.13/10,954.27
  6. Step 6: Final answer
    x = 5,335.78

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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.