Home / 6,226.20-8,591.40-3,431.52

Finding the Fourth Proportional to 6,226.20, 8,591.40 and 3,431.52

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Solution

The fourth proportional to 6,226.20, 8,591.40 and 3,431.52 is: 4,735.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,226.20 : 8,591.40 = 3,431.52 : x
  2. Step 2: Convert to fraction form
    6,226.20/8,591.40 = 3,431.52/x
  3. Step 3: Cross multiply
    6,226.20x = 8,591.40 × 3,431.52
  4. Step 4: Simplify right side
    6,226.20x = 29,481,560.93
  5. Step 5: Solve for x
    x = 29,481,560.93/6,226.20
  6. Step 6: Final answer
    x = 4,735.08

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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.