Home / 11,136.56-16,704.81-4,562.75

Finding the Fourth Proportional to 11,136.56, 16,704.81 and 4,562.75

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Solution

The fourth proportional to 11,136.56, 16,704.81 and 4,562.75 is: 6,844.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.56 : 16,704.81 = 4,562.75 : x
  2. Step 2: Convert to fraction form
    11,136.56/16,704.81 = 4,562.75/x
  3. Step 3: Cross multiply
    11,136.56x = 16,704.81 × 4,562.75
  4. Step 4: Simplify right side
    11,136.56x = 76,219,871.83
  5. Step 5: Solve for x
    x = 76,219,871.83/11,136.56
  6. Step 6: Final answer
    x = 6,844.11

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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.