Home / 10,957.34-16,425.62-3,556.63

Finding the Fourth Proportional to 10,957.34, 16,425.62 and 3,556.63

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Solution

The fourth proportional to 10,957.34, 16,425.62 and 3,556.63 is: 5,331.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.34 : 16,425.62 = 3,556.63 : x
  2. Step 2: Convert to fraction form
    10,957.34/16,425.62 = 3,556.63/x
  3. Step 3: Cross multiply
    10,957.34x = 16,425.62 × 3,556.63
  4. Step 4: Simplify right side
    10,957.34x = 58,419,868.95
  5. Step 5: Solve for x
    x = 58,419,868.95/10,957.34
  6. Step 6: Final answer
    x = 5,331.57

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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.