Home / 4,909.59-6,771.27-3,231.27

Finding the Fourth Proportional to 4,909.59, 6,771.27 and 3,231.27

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Solution

The fourth proportional to 4,909.59, 6,771.27 and 3,231.27 is: 4,456.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.59 : 6,771.27 = 3,231.27 : x
  2. Step 2: Convert to fraction form
    4,909.59/6,771.27 = 3,231.27/x
  3. Step 3: Cross multiply
    4,909.59x = 6,771.27 × 3,231.27
  4. Step 4: Simplify right side
    4,909.59x = 21,879,801.61
  5. Step 5: Solve for x
    x = 21,879,801.61/4,909.59
  6. Step 6: Final answer
    x = 4,456.54

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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.