Home / 7,668.17-11,481.75-4,376.73

Finding the Fourth Proportional to 7,668.17, 11,481.75 and 4,376.73

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Solution

The fourth proportional to 7,668.17, 11,481.75 and 4,376.73 is: 6,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,668.17 : 11,481.75 = 4,376.73 : x
  2. Step 2: Convert to fraction form
    7,668.17/11,481.75 = 4,376.73/x
  3. Step 3: Cross multiply
    7,668.17x = 11,481.75 × 4,376.73
  4. Step 4: Simplify right side
    7,668.17x = 50,252,562.73
  5. Step 5: Solve for x
    x = 50,252,562.73/7,668.17
  6. Step 6: Final answer
    x = 6,553.40

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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.