Home / 2,722.55-4,083.82-1,475.96

Finding the Fourth Proportional to 2,722.55, 4,083.82 and 1,475.96

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Solution

The fourth proportional to 2,722.55, 4,083.82 and 1,475.96 is: 2,213.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.55 : 4,083.82 = 1,475.96 : x
  2. Step 2: Convert to fraction form
    2,722.55/4,083.82 = 1,475.96/x
  3. Step 3: Cross multiply
    2,722.55x = 4,083.82 × 1,475.96
  4. Step 4: Simplify right side
    2,722.55x = 6,027,530.86
  5. Step 5: Solve for x
    x = 6,027,530.86/2,722.55
  6. Step 6: Final answer
    x = 2,213.93

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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.