Home / 8,008.89-12,004.97-2,742.34

Finding the Fourth Proportional to 8,008.89, 12,004.97 and 2,742.34

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Solution

The fourth proportional to 8,008.89, 12,004.97 and 2,742.34 is: 4,110.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.89 : 12,004.97 = 2,742.34 : x
  2. Step 2: Convert to fraction form
    8,008.89/12,004.97 = 2,742.34/x
  3. Step 3: Cross multiply
    8,008.89x = 12,004.97 × 2,742.34
  4. Step 4: Simplify right side
    8,008.89x = 32,921,709.43
  5. Step 5: Solve for x
    x = 32,921,709.43/8,008.89
  6. Step 6: Final answer
    x = 4,110.65

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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.