Home / 11,118.65-16,676.54-4,192.25

Finding the Fourth Proportional to 11,118.65, 16,676.54 and 4,192.25

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Solution

The fourth proportional to 11,118.65, 16,676.54 and 4,192.25 is: 6,287.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.65 : 16,676.54 = 4,192.25 : x
  2. Step 2: Convert to fraction form
    11,118.65/16,676.54 = 4,192.25/x
  3. Step 3: Cross multiply
    11,118.65x = 16,676.54 × 4,192.25
  4. Step 4: Simplify right side
    11,118.65x = 69,912,203.85
  5. Step 5: Solve for x
    x = 69,912,203.85/11,118.65
  6. Step 6: Final answer
    x = 6,287.83

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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.