Home / 11,136.61-16,706.45-3,743.18

Finding the Fourth Proportional to 11,136.61, 16,706.45 and 3,743.18

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Solution

The fourth proportional to 11,136.61, 16,706.45 and 3,743.18 is: 5,615.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.61 : 16,706.45 = 3,743.18 : x
  2. Step 2: Convert to fraction form
    11,136.61/16,706.45 = 3,743.18/x
  3. Step 3: Cross multiply
    11,136.61x = 16,706.45 × 3,743.18
  4. Step 4: Simplify right side
    11,136.61x = 62,535,249.51
  5. Step 5: Solve for x
    x = 62,535,249.51/11,136.61
  6. Step 6: Final answer
    x = 5,615.29

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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.