Home / 11,136.06-16,706.49-3,345.48

Finding the Fourth Proportional to 11,136.06, 16,706.49 and 3,345.48

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Solution

The fourth proportional to 11,136.06, 16,706.49 and 3,345.48 is: 5,018.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.06 : 16,706.49 = 3,345.48 : x
  2. Step 2: Convert to fraction form
    11,136.06/16,706.49 = 3,345.48/x
  3. Step 3: Cross multiply
    11,136.06x = 16,706.49 × 3,345.48
  4. Step 4: Simplify right side
    11,136.06x = 55,891,228.17
  5. Step 5: Solve for x
    x = 55,891,228.17/11,136.06
  6. Step 6: Final answer
    x = 5,018.94

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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.