Home / 11,491.82-17,246.31-8,537.09

Finding the Fourth Proportional to 11,491.82, 17,246.31 and 8,537.09

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Solution

The fourth proportional to 11,491.82, 17,246.31 and 8,537.09 is: 12,812.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491.82 : 17,246.31 = 8,537.09 : x
  2. Step 2: Convert to fraction form
    11,491.82/17,246.31 = 8,537.09/x
  3. Step 3: Cross multiply
    11,491.82x = 17,246.31 × 8,537.09
  4. Step 4: Simplify right side
    11,491.82x = 147,233,300.64
  5. Step 5: Solve for x
    x = 147,233,300.64/11,491.82
  6. Step 6: Final answer
    x = 12,812.01

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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.