Home / 5,514.76-8,272.68-1,817.02

Finding the Fourth Proportional to 5,514.76, 8,272.68 and 1,817.02

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Solution

The fourth proportional to 5,514.76, 8,272.68 and 1,817.02 is: 2,725.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.76 : 8,272.68 = 1,817.02 : x
  2. Step 2: Convert to fraction form
    5,514.76/8,272.68 = 1,817.02/x
  3. Step 3: Cross multiply
    5,514.76x = 8,272.68 × 1,817.02
  4. Step 4: Simplify right side
    5,514.76x = 15,031,625.01
  5. Step 5: Solve for x
    x = 15,031,625.01/5,514.76
  6. Step 6: Final answer
    x = 2,725.71

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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.