Home / 7,825.27-11,734.26-4,129.24

Finding the Fourth Proportional to 7,825.27, 11,734.26 and 4,129.24

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Solution

The fourth proportional to 7,825.27, 11,734.26 and 4,129.24 is: 6,191.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825.27 : 11,734.26 = 4,129.24 : x
  2. Step 2: Convert to fraction form
    7,825.27/11,734.26 = 4,129.24/x
  3. Step 3: Cross multiply
    7,825.27x = 11,734.26 × 4,129.24
  4. Step 4: Simplify right side
    7,825.27x = 48,453,575.76
  5. Step 5: Solve for x
    x = 48,453,575.76/7,825.27
  6. Step 6: Final answer
    x = 6,191.94

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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.