Home / 11,136.98-16,713.14-5,871.77

Finding the Fourth Proportional to 11,136.98, 16,713.14 and 5,871.77

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Solution

The fourth proportional to 11,136.98, 16,713.14 and 5,871.77 is: 8,811.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.98 : 16,713.14 = 5,871.77 : x
  2. Step 2: Convert to fraction form
    11,136.98/16,713.14 = 5,871.77/x
  3. Step 3: Cross multiply
    11,136.98x = 16,713.14 × 5,871.77
  4. Step 4: Simplify right side
    11,136.98x = 98,135,601.13
  5. Step 5: Solve for x
    x = 98,135,601.13/11,136.98
  6. Step 6: Final answer
    x = 8,811.69

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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.