Home / 5,676.79-8,514.20-1,727.09

Finding the Fourth Proportional to 5,676.79, 8,514.20 and 1,727.09

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Solution

The fourth proportional to 5,676.79, 8,514.20 and 1,727.09 is: 2,590.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.79 : 8,514.20 = 1,727.09 : x
  2. Step 2: Convert to fraction form
    5,676.79/8,514.20 = 1,727.09/x
  3. Step 3: Cross multiply
    5,676.79x = 8,514.20 × 1,727.09
  4. Step 4: Simplify right side
    5,676.79x = 14,704,766.48
  5. Step 5: Solve for x
    x = 14,704,766.48/5,676.79
  6. Step 6: Final answer
    x = 2,590.33

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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.