Home / 3,480.53-5,222.96-2,553.80

Finding the Fourth Proportional to 3,480.53, 5,222.96 and 2,553.80

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Solution

The fourth proportional to 3,480.53, 5,222.96 and 2,553.80 is: 3,832.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.53 : 5,222.96 = 2,553.80 : x
  2. Step 2: Convert to fraction form
    3,480.53/5,222.96 = 2,553.80/x
  3. Step 3: Cross multiply
    3,480.53x = 5,222.96 × 2,553.80
  4. Step 4: Simplify right side
    3,480.53x = 13,338,395.25
  5. Step 5: Solve for x
    x = 13,338,395.25/3,480.53
  6. Step 6: Final answer
    x = 3,832.29

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1.5x scale

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.