Home / 11,119.52-16,678.98-3,222.02

Finding the Fourth Proportional to 11,119.52, 16,678.98 and 3,222.02

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Solution

The fourth proportional to 11,119.52, 16,678.98 and 3,222.02 is: 4,832.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.52 : 16,678.98 = 3,222.02 : x
  2. Step 2: Convert to fraction form
    11,119.52/16,678.98 = 3,222.02/x
  3. Step 3: Cross multiply
    11,119.52x = 16,678.98 × 3,222.02
  4. Step 4: Simplify right side
    11,119.52x = 53,740,048.84
  5. Step 5: Solve for x
    x = 53,740,048.84/11,119.52
  6. Step 6: Final answer
    x = 4,832.95

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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.