Home / 11,180.43-16,771.22-2,860.52

Finding the Fourth Proportional to 11,180.43, 16,771.22 and 2,860.52

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Solution

The fourth proportional to 11,180.43, 16,771.22 and 2,860.52 is: 4,290.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.43 : 16,771.22 = 2,860.52 : x
  2. Step 2: Convert to fraction form
    11,180.43/16,771.22 = 2,860.52/x
  3. Step 3: Cross multiply
    11,180.43x = 16,771.22 × 2,860.52
  4. Step 4: Simplify right side
    11,180.43x = 47,974,459.31
  5. Step 5: Solve for x
    x = 47,974,459.31/11,180.43
  6. Step 6: Final answer
    x = 4,290.93

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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.