Home / 6,201.36-9,344.67-5,129.73

Finding the Fourth Proportional to 6,201.36, 9,344.67 and 5,129.73

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Solution

The fourth proportional to 6,201.36, 9,344.67 and 5,129.73 is: 7,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,201.36 : 9,344.67 = 5,129.73 : x
  2. Step 2: Convert to fraction form
    6,201.36/9,344.67 = 5,129.73/x
  3. Step 3: Cross multiply
    6,201.36x = 9,344.67 × 5,129.73
  4. Step 4: Simplify right side
    6,201.36x = 47,935,634.04
  5. Step 5: Solve for x
    x = 47,935,634.04/6,201.36
  6. Step 6: Final answer
    x = 7,729.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.