Home / 11,491.73-17,269.89-6,812.41

Finding the Fourth Proportional to 11,491.73, 17,269.89 and 6,812.41

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Solution

The fourth proportional to 11,491.73, 17,269.89 and 6,812.41 is: 10,237.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491.73 : 17,269.89 = 6,812.41 : x
  2. Step 2: Convert to fraction form
    11,491.73/17,269.89 = 6,812.41/x
  3. Step 3: Cross multiply
    11,491.73x = 17,269.89 × 6,812.41
  4. Step 4: Simplify right side
    11,491.73x = 117,649,498.23
  5. Step 5: Solve for x
    x = 117,649,498.23/11,491.73
  6. Step 6: Final answer
    x = 10,237.75

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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.