Home / 3,625.26-5,438.10-1,028

Finding the Fourth Proportional to 3,625.26, 5,438.10 and 1,028

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Solution

The fourth proportional to 3,625.26, 5,438.10 and 1,028 is: 1,542.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.26 : 5,438.10 = 1,028 : x
  2. Step 2: Convert to fraction form
    3,625.26/5,438.10 = 1,028/x
  3. Step 3: Cross multiply
    3,625.26x = 5,438.10 × 1,028
  4. Step 4: Simplify right side
    3,625.26x = 5,590,366.80
  5. Step 5: Solve for x
    x = 5,590,366.80/3,625.26
  6. Step 6: Final answer
    x = 1,542.06

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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.