Home / 3,623.51-5,422.91-2,513.30

Finding the Fourth Proportional to 3,623.51, 5,422.91 and 2,513.30

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Solution

The fourth proportional to 3,623.51, 5,422.91 and 2,513.30 is: 3,761.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.51 : 5,422.91 = 2,513.30 : x
  2. Step 2: Convert to fraction form
    3,623.51/5,422.91 = 2,513.30/x
  3. Step 3: Cross multiply
    3,623.51x = 5,422.91 × 2,513.30
  4. Step 4: Simplify right side
    3,623.51x = 13,629,399.70
  5. Step 5: Solve for x
    x = 13,629,399.70/3,623.51
  6. Step 6: Final answer
    x = 3,761.38

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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.