Home / 4,514.80-6,229.48-2,650.80

Finding the Fourth Proportional to 4,514.80, 6,229.48 and 2,650.80

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Solution

The fourth proportional to 4,514.80, 6,229.48 and 2,650.80 is: 3,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,514.80 : 6,229.48 = 2,650.80 : x
  2. Step 2: Convert to fraction form
    4,514.80/6,229.48 = 2,650.80/x
  3. Step 3: Cross multiply
    4,514.80x = 6,229.48 × 2,650.80
  4. Step 4: Simplify right side
    4,514.80x = 16,513,105.58
  5. Step 5: Solve for x
    x = 16,513,105.58/4,514.80
  6. Step 6: Final answer
    x = 3,657.55

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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.