Home / 11,669.21-17,484.62-6,742.97

Finding the Fourth Proportional to 11,669.21, 17,484.62 and 6,742.97

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Solution

The fourth proportional to 11,669.21, 17,484.62 and 6,742.97 is: 10,103.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.21 : 17,484.62 = 6,742.97 : x
  2. Step 2: Convert to fraction form
    11,669.21/17,484.62 = 6,742.97/x
  3. Step 3: Cross multiply
    11,669.21x = 17,484.62 × 6,742.97
  4. Step 4: Simplify right side
    11,669.21x = 117,898,146.98
  5. Step 5: Solve for x
    x = 117,898,146.98/11,669.21
  6. Step 6: Final answer
    x = 10,103.36

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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.