Home / 11,791.96-16,275.21-6,759.55

Finding the Fourth Proportional to 11,791.96, 16,275.21 and 6,759.55

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Solution

The fourth proportional to 11,791.96, 16,275.21 and 6,759.55 is: 9,329.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791.96 : 16,275.21 = 6,759.55 : x
  2. Step 2: Convert to fraction form
    11,791.96/16,275.21 = 6,759.55/x
  3. Step 3: Cross multiply
    11,791.96x = 16,275.21 × 6,759.55
  4. Step 4: Simplify right side
    11,791.96x = 110,013,095.76
  5. Step 5: Solve for x
    x = 110,013,095.76/11,791.96
  6. Step 6: Final answer
    x = 9,329.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.