Home / 4,909.35-6,773.97-2,920.41

Finding the Fourth Proportional to 4,909.35, 6,773.97 and 2,920.41

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Solution

The fourth proportional to 4,909.35, 6,773.97 and 2,920.41 is: 4,029.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.35 : 6,773.97 = 2,920.41 : x
  2. Step 2: Convert to fraction form
    4,909.35/6,773.97 = 2,920.41/x
  3. Step 3: Cross multiply
    4,909.35x = 6,773.97 × 2,920.41
  4. Step 4: Simplify right side
    4,909.35x = 19,782,769.73
  5. Step 5: Solve for x
    x = 19,782,769.73/4,909.35
  6. Step 6: Final answer
    x = 4,029.61

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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.