Home / 5,514.89-8,272.94-1,816.43

Finding the Fourth Proportional to 5,514.89, 8,272.94 and 1,816.43

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Solution

The fourth proportional to 5,514.89, 8,272.94 and 1,816.43 is: 2,724.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.89 : 8,272.94 = 1,816.43 : x
  2. Step 2: Convert to fraction form
    5,514.89/8,272.94 = 1,816.43/x
  3. Step 3: Cross multiply
    5,514.89x = 8,272.94 × 1,816.43
  4. Step 4: Simplify right side
    5,514.89x = 15,027,165.96
  5. Step 5: Solve for x
    x = 15,027,165.96/5,514.89
  6. Step 6: Final answer
    x = 2,724.84

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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.