Home / 7,435.51-11,136.24-3,738.79

Finding the Fourth Proportional to 7,435.51, 11,136.24 and 3,738.79

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Solution

The fourth proportional to 7,435.51, 11,136.24 and 3,738.79 is: 5,599.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.51 : 11,136.24 = 3,738.79 : x
  2. Step 2: Convert to fraction form
    7,435.51/11,136.24 = 3,738.79/x
  3. Step 3: Cross multiply
    7,435.51x = 11,136.24 × 3,738.79
  4. Step 4: Simplify right side
    7,435.51x = 41,636,062.75
  5. Step 5: Solve for x
    x = 41,636,062.75/7,435.51
  6. Step 6: Final answer
    x = 5,599.62

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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.