Home / 4,514.25-6,766.59-2,172.80

Finding the Fourth Proportional to 4,514.25, 6,766.59 and 2,172.80

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Solution

The fourth proportional to 4,514.25, 6,766.59 and 2,172.80 is: 3,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,514.25 : 6,766.59 = 2,172.80 : x
  2. Step 2: Convert to fraction form
    4,514.25/6,766.59 = 2,172.80/x
  3. Step 3: Cross multiply
    4,514.25x = 6,766.59 × 2,172.80
  4. Step 4: Simplify right side
    4,514.25x = 14,702,446.75
  5. Step 5: Solve for x
    x = 14,702,446.75/4,514.25
  6. Step 6: Final answer
    x = 3,256.90

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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.