Home / 10,757.76-16,131.11-4,829.58

Finding the Fourth Proportional to 10,757.76, 16,131.11 and 4,829.58

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Solution

The fourth proportional to 10,757.76, 16,131.11 and 4,829.58 is: 7,241.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,757.76 : 16,131.11 = 4,829.58 : x
  2. Step 2: Convert to fraction form
    10,757.76/16,131.11 = 4,829.58/x
  3. Step 3: Cross multiply
    10,757.76x = 16,131.11 × 4,829.58
  4. Step 4: Simplify right side
    10,757.76x = 77,906,462.09
  5. Step 5: Solve for x
    x = 77,906,462.09/10,757.76
  6. Step 6: Final answer
    x = 7,241.89

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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.