Home / 11,651.20-16,080.04-6,935.44

Finding the Fourth Proportional to 11,651.20, 16,080.04 and 6,935.44

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Solution

The fourth proportional to 11,651.20, 16,080.04 and 6,935.44 is: 9,571.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,651.20 : 16,080.04 = 6,935.44 : x
  2. Step 2: Convert to fraction form
    11,651.20/16,080.04 = 6,935.44/x
  3. Step 3: Cross multiply
    11,651.20x = 16,080.04 × 6,935.44
  4. Step 4: Simplify right side
    11,651.20x = 111,522,152.62
  5. Step 5: Solve for x
    x = 111,522,152.62/11,651.20
  6. Step 6: Final answer
    x = 9,571.73

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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.