Home / 11,393.60-17,080.27-6,131.44

Finding the Fourth Proportional to 11,393.60, 17,080.27 and 6,131.44

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Solution

The fourth proportional to 11,393.60, 17,080.27 and 6,131.44 is: 9,191.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393.60 : 17,080.27 = 6,131.44 : x
  2. Step 2: Convert to fraction form
    11,393.60/17,080.27 = 6,131.44/x
  3. Step 3: Cross multiply
    11,393.60x = 17,080.27 × 6,131.44
  4. Step 4: Simplify right side
    11,393.60x = 104,726,650.69
  5. Step 5: Solve for x
    x = 104,726,650.69/11,393.60
  6. Step 6: Final answer
    x = 9,191.71

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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.