Home / 11,401.23-17,102.82-4,005.05

Finding the Fourth Proportional to 11,401.23, 17,102.82 and 4,005.05

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Solution

The fourth proportional to 11,401.23, 17,102.82 and 4,005.05 is: 6,007.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,401.23 : 17,102.82 = 4,005.05 : x
  2. Step 2: Convert to fraction form
    11,401.23/17,102.82 = 4,005.05/x
  3. Step 3: Cross multiply
    11,401.23x = 17,102.82 × 4,005.05
  4. Step 4: Simplify right side
    11,401.23x = 68,497,563.73
  5. Step 5: Solve for x
    x = 68,497,563.73/11,401.23
  6. Step 6: Final answer
    x = 6,007.91

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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.