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Finding the Fourth Proportional to 7,234.58, 10,843.47 and 3,330.79

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Solution

The fourth proportional to 7,234.58, 10,843.47 and 3,330.79 is: 4,992.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.58 : 10,843.47 = 3,330.79 : x
  2. Step 2: Convert to fraction form
    7,234.58/10,843.47 = 3,330.79/x
  3. Step 3: Cross multiply
    7,234.58x = 10,843.47 × 3,330.79
  4. Step 4: Simplify right side
    7,234.58x = 36,117,294.33
  5. Step 5: Solve for x
    x = 36,117,294.33/7,234.58
  6. Step 6: Final answer
    x = 4,992.31

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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.