Home / 6,517.22-9,731.37-5,186.03

Finding the Fourth Proportional to 6,517.22, 9,731.37 and 5,186.03

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Solution

The fourth proportional to 6,517.22, 9,731.37 and 5,186.03 is: 7,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.22 : 9,731.37 = 5,186.03 : x
  2. Step 2: Convert to fraction form
    6,517.22/9,731.37 = 5,186.03/x
  3. Step 3: Cross multiply
    6,517.22x = 9,731.37 × 5,186.03
  4. Step 4: Simplify right side
    6,517.22x = 50,467,150.83
  5. Step 5: Solve for x
    x = 50,467,150.83/6,517.22
  6. Step 6: Final answer
    x = 7,743.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.