Home / 4,310.55-6,456.24-4,205.79

Finding the Fourth Proportional to 4,310.55, 6,456.24 and 4,205.79

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Solution

The fourth proportional to 4,310.55, 6,456.24 and 4,205.79 is: 6,299.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310.55 : 6,456.24 = 4,205.79 : x
  2. Step 2: Convert to fraction form
    4,310.55/6,456.24 = 4,205.79/x
  3. Step 3: Cross multiply
    4,310.55x = 6,456.24 × 4,205.79
  4. Step 4: Simplify right side
    4,310.55x = 27,153,589.63
  5. Step 5: Solve for x
    x = 27,153,589.63/4,310.55
  6. Step 6: Final answer
    x = 6,299.33

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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.