Home / 11,234.36-16,851.51-4,992.92

Finding the Fourth Proportional to 11,234.36, 16,851.51 and 4,992.92

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Solution

The fourth proportional to 11,234.36, 16,851.51 and 4,992.92 is: 7,489.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.36 : 16,851.51 = 4,992.92 : x
  2. Step 2: Convert to fraction form
    11,234.36/16,851.51 = 4,992.92/x
  3. Step 3: Cross multiply
    11,234.36x = 16,851.51 × 4,992.92
  4. Step 4: Simplify right side
    11,234.36x = 84,138,241.31
  5. Step 5: Solve for x
    x = 84,138,241.31/11,234.36
  6. Step 6: Final answer
    x = 7,489.37

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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.