Home / 11,234.38-16,851.34-4,992.70

Finding the Fourth Proportional to 11,234.38, 16,851.34 and 4,992.70

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Solution

The fourth proportional to 11,234.38, 16,851.34 and 4,992.70 is: 7,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.38 : 16,851.34 = 4,992.70 : x
  2. Step 2: Convert to fraction form
    11,234.38/16,851.34 = 4,992.70/x
  3. Step 3: Cross multiply
    11,234.38x = 16,851.34 × 4,992.70
  4. Step 4: Simplify right side
    11,234.38x = 84,133,685.22
  5. Step 5: Solve for x
    x = 84,133,685.22/11,234.38
  6. Step 6: Final answer
    x = 7,488.95

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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.