Home / 11,654.33-16,090.92-8,960.81

Finding the Fourth Proportional to 11,654.33, 16,090.92 and 8,960.81

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Solution

The fourth proportional to 11,654.33, 16,090.92 and 8,960.81 is: 12,372.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,654.33 : 16,090.92 = 8,960.81 : x
  2. Step 2: Convert to fraction form
    11,654.33/16,090.92 = 8,960.81/x
  3. Step 3: Cross multiply
    11,654.33x = 16,090.92 × 8,960.81
  4. Step 4: Simplify right side
    11,654.33x = 144,187,596.39
  5. Step 5: Solve for x
    x = 144,187,596.39/11,654.33
  6. Step 6: Final answer
    x = 12,372.02

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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.