Home / 7,834.08-11,745.84-4,132.38

Finding the Fourth Proportional to 7,834.08, 11,745.84 and 4,132.38

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Solution

The fourth proportional to 7,834.08, 11,745.84 and 4,132.38 is: 6,195.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.08 : 11,745.84 = 4,132.38 : x
  2. Step 2: Convert to fraction form
    7,834.08/11,745.84 = 4,132.38/x
  3. Step 3: Cross multiply
    7,834.08x = 11,745.84 × 4,132.38
  4. Step 4: Simplify right side
    7,834.08x = 48,538,274.30
  5. Step 5: Solve for x
    x = 48,538,274.30/7,834.08
  6. Step 6: Final answer
    x = 6,195.78

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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.