Home / 11,253.12-16,889.90-5,992.54

Finding the Fourth Proportional to 11,253.12, 16,889.90 and 5,992.54

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Solution

The fourth proportional to 11,253.12, 16,889.90 and 5,992.54 is: 8,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.12 : 16,889.90 = 5,992.54 : x
  2. Step 2: Convert to fraction form
    11,253.12/16,889.90 = 5,992.54/x
  3. Step 3: Cross multiply
    11,253.12x = 16,889.90 × 5,992.54
  4. Step 4: Simplify right side
    11,253.12x = 101,213,401.35
  5. Step 5: Solve for x
    x = 101,213,401.35/11,253.12
  6. Step 6: Final answer
    x = 8,994.25

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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.