Home / 11,191.63-16,791.42-4,950.85

Finding the Fourth Proportional to 11,191.63, 16,791.42 and 4,950.85

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Solution

The fourth proportional to 11,191.63, 16,791.42 and 4,950.85 is: 7,428.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191.63 : 16,791.42 = 4,950.85 : x
  2. Step 2: Convert to fraction form
    11,191.63/16,791.42 = 4,950.85/x
  3. Step 3: Cross multiply
    11,191.63x = 16,791.42 × 4,950.85
  4. Step 4: Simplify right side
    11,191.63x = 83,131,801.71
  5. Step 5: Solve for x
    x = 83,131,801.71/11,191.63
  6. Step 6: Final answer
    x = 7,428.03

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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.