Home / 5,514.62-8,272.12-1,766.51

Finding the Fourth Proportional to 5,514.62, 8,272.12 and 1,766.51

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Solution

The fourth proportional to 5,514.62, 8,272.12 and 1,766.51 is: 2,649.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.62 : 8,272.12 = 1,766.51 : x
  2. Step 2: Convert to fraction form
    5,514.62/8,272.12 = 1,766.51/x
  3. Step 3: Cross multiply
    5,514.62x = 8,272.12 × 1,766.51
  4. Step 4: Simplify right side
    5,514.62x = 14,612,807.80
  5. Step 5: Solve for x
    x = 14,612,807.80/5,514.62
  6. Step 6: Final answer
    x = 2,649.83

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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.