Home / 8,182.64-12,286.26-4,910.37

Finding the Fourth Proportional to 8,182.64, 12,286.26 and 4,910.37

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Solution

The fourth proportional to 8,182.64, 12,286.26 and 4,910.37 is: 7,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.64 : 12,286.26 = 4,910.37 : x
  2. Step 2: Convert to fraction form
    8,182.64/12,286.26 = 4,910.37/x
  3. Step 3: Cross multiply
    8,182.64x = 12,286.26 × 4,910.37
  4. Step 4: Simplify right side
    8,182.64x = 60,330,082.52
  5. Step 5: Solve for x
    x = 60,330,082.52/8,182.64
  6. Step 6: Final answer
    x = 7,372.94

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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.