Home / 9,136.22-13,706.38-2,896.58

Finding the Fourth Proportional to 9,136.22, 13,706.38 and 2,896.58

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Solution

The fourth proportional to 9,136.22, 13,706.38 and 2,896.58 is: 4,345.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.22 : 13,706.38 = 2,896.58 : x
  2. Step 2: Convert to fraction form
    9,136.22/13,706.38 = 2,896.58/x
  3. Step 3: Cross multiply
    9,136.22x = 13,706.38 × 2,896.58
  4. Step 4: Simplify right side
    9,136.22x = 39,701,626.18
  5. Step 5: Solve for x
    x = 39,701,626.18/9,136.22
  6. Step 6: Final answer
    x = 4,345.52

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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.