Home / 3,540.35-4,865.18-3,377.75

Finding the Fourth Proportional to 3,540.35, 4,865.18 and 3,377.75

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Solution

The fourth proportional to 3,540.35, 4,865.18 and 3,377.75 is: 4,641.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.35 : 4,865.18 = 3,377.75 : x
  2. Step 2: Convert to fraction form
    3,540.35/4,865.18 = 3,377.75/x
  3. Step 3: Cross multiply
    3,540.35x = 4,865.18 × 3,377.75
  4. Step 4: Simplify right side
    3,540.35x = 16,433,345.86
  5. Step 5: Solve for x
    x = 16,433,345.86/3,540.35
  6. Step 6: Final answer
    x = 4,641.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.