Home / 6,231.60-9,344.16-3,108.24

Finding the Fourth Proportional to 6,231.60, 9,344.16 and 3,108.24

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Solution

The fourth proportional to 6,231.60, 9,344.16 and 3,108.24 is: 4,660.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.60 : 9,344.16 = 3,108.24 : x
  2. Step 2: Convert to fraction form
    6,231.60/9,344.16 = 3,108.24/x
  3. Step 3: Cross multiply
    6,231.60x = 9,344.16 × 3,108.24
  4. Step 4: Simplify right side
    6,231.60x = 29,043,891.88
  5. Step 5: Solve for x
    x = 29,043,891.88/6,231.60
  6. Step 6: Final answer
    x = 4,660.74

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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.