Home / 11,270.91-15,553.71-6,234.75

Finding the Fourth Proportional to 11,270.91, 15,553.71 and 6,234.75

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Solution

The fourth proportional to 11,270.91, 15,553.71 and 6,234.75 is: 8,603.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.91 : 15,553.71 = 6,234.75 : x
  2. Step 2: Convert to fraction form
    11,270.91/15,553.71 = 6,234.75/x
  3. Step 3: Cross multiply
    11,270.91x = 15,553.71 × 6,234.75
  4. Step 4: Simplify right side
    11,270.91x = 96,973,493.42
  5. Step 5: Solve for x
    x = 96,973,493.42/11,270.91
  6. Step 6: Final answer
    x = 8,603.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.