Home / 11,192.05-16,788.08-2,872.07

Finding the Fourth Proportional to 11,192.05, 16,788.08 and 2,872.07

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Solution

The fourth proportional to 11,192.05, 16,788.08 and 2,872.07 is: 4,308.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192.05 : 16,788.08 = 2,872.07 : x
  2. Step 2: Convert to fraction form
    11,192.05/16,788.08 = 2,872.07/x
  3. Step 3: Cross multiply
    11,192.05x = 16,788.08 × 2,872.07
  4. Step 4: Simplify right side
    11,192.05x = 48,216,540.93
  5. Step 5: Solve for x
    x = 48,216,540.93/11,192.05
  6. Step 6: Final answer
    x = 4,308.11

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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.