Home / 11,157.82-16,725.98-4,135.93

Finding the Fourth Proportional to 11,157.82, 16,725.98 and 4,135.93

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Solution

The fourth proportional to 11,157.82, 16,725.98 and 4,135.93 is: 6,199.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.82 : 16,725.98 = 4,135.93 : x
  2. Step 2: Convert to fraction form
    11,157.82/16,725.98 = 4,135.93/x
  3. Step 3: Cross multiply
    11,157.82x = 16,725.98 × 4,135.93
  4. Step 4: Simplify right side
    11,157.82x = 69,177,450.99
  5. Step 5: Solve for x
    x = 69,177,450.99/11,157.82
  6. Step 6: Final answer
    x = 6,199.91

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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.