Home / 12,301.76-16,975.82-6,996.46

Finding the Fourth Proportional to 12,301.76, 16,975.82 and 6,996.46

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Solution

The fourth proportional to 12,301.76, 16,975.82 and 6,996.46 is: 9,654.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301.76 : 16,975.82 = 6,996.46 : x
  2. Step 2: Convert to fraction form
    12,301.76/16,975.82 = 6,996.46/x
  3. Step 3: Cross multiply
    12,301.76x = 16,975.82 × 6,996.46
  4. Step 4: Simplify right side
    12,301.76x = 118,770,620.65
  5. Step 5: Solve for x
    x = 118,770,620.65/12,301.76
  6. Step 6: Final answer
    x = 9,654.77

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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.