Home / 11,347.46-17,021.18-3,556.88

Finding the Fourth Proportional to 11,347.46, 17,021.18 and 3,556.88

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Solution

The fourth proportional to 11,347.46, 17,021.18 and 3,556.88 is: 5,335.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.46 : 17,021.18 = 3,556.88 : x
  2. Step 2: Convert to fraction form
    11,347.46/17,021.18 = 3,556.88/x
  3. Step 3: Cross multiply
    11,347.46x = 17,021.18 × 3,556.88
  4. Step 4: Simplify right side
    11,347.46x = 60,542,294.72
  5. Step 5: Solve for x
    x = 60,542,294.72/11,347.46
  6. Step 6: Final answer
    x = 5,335.32

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1.5x scale

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.