Home / 11,180.37-16,771.13-2,860.46

Finding the Fourth Proportional to 11,180.37, 16,771.13 and 2,860.46

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Solution

The fourth proportional to 11,180.37, 16,771.13 and 2,860.46 is: 4,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.37 : 16,771.13 = 2,860.46 : x
  2. Step 2: Convert to fraction form
    11,180.37/16,771.13 = 2,860.46/x
  3. Step 3: Cross multiply
    11,180.37x = 16,771.13 × 2,860.46
  4. Step 4: Simplify right side
    11,180.37x = 47,973,104.59
  5. Step 5: Solve for x
    x = 47,973,104.59/11,180.37
  6. Step 6: Final answer
    x = 4,290.83

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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.