Home / 7,835.22-11,747.97-4,135.14

Finding the Fourth Proportional to 7,835.22, 11,747.97 and 4,135.14

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Solution

The fourth proportional to 7,835.22, 11,747.97 and 4,135.14 is: 6,200.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.22 : 11,747.97 = 4,135.14 : x
  2. Step 2: Convert to fraction form
    7,835.22/11,747.97 = 4,135.14/x
  3. Step 3: Cross multiply
    7,835.22x = 11,747.97 × 4,135.14
  4. Step 4: Simplify right side
    7,835.22x = 48,579,500.67
  5. Step 5: Solve for x
    x = 48,579,500.67/7,835.22
  6. Step 6: Final answer
    x = 6,200.15

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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.