Home / 3,792.98-5,232.62-2,220.38

Finding the Fourth Proportional to 3,792.98, 5,232.62 and 2,220.38

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Solution

The fourth proportional to 3,792.98, 5,232.62 and 2,220.38 is: 3,063.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.98 : 5,232.62 = 2,220.38 : x
  2. Step 2: Convert to fraction form
    3,792.98/5,232.62 = 2,220.38/x
  3. Step 3: Cross multiply
    3,792.98x = 5,232.62 × 2,220.38
  4. Step 4: Simplify right side
    3,792.98x = 11,618,404.80
  5. Step 5: Solve for x
    x = 11,618,404.80/3,792.98
  6. Step 6: Final answer
    x = 3,063.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.