Home / 4,826.60-6,660.46-3,122.12

Finding the Fourth Proportional to 4,826.60, 6,660.46 and 3,122.12

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Solution

The fourth proportional to 4,826.60, 6,660.46 and 3,122.12 is: 4,308.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.60 : 6,660.46 = 3,122.12 : x
  2. Step 2: Convert to fraction form
    4,826.60/6,660.46 = 3,122.12/x
  3. Step 3: Cross multiply
    4,826.60x = 6,660.46 × 3,122.12
  4. Step 4: Simplify right side
    4,826.60x = 20,794,755.38
  5. Step 5: Solve for x
    x = 20,794,755.38/4,826.60
  6. Step 6: Final answer
    x = 4,308.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.