Home / 5,625.88-7,763.62-3,268.04

Finding the Fourth Proportional to 5,625.88, 7,763.62 and 3,268.04

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Solution

The fourth proportional to 5,625.88, 7,763.62 and 3,268.04 is: 4,509.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.88 : 7,763.62 = 3,268.04 : x
  2. Step 2: Convert to fraction form
    5,625.88/7,763.62 = 3,268.04/x
  3. Step 3: Cross multiply
    5,625.88x = 7,763.62 × 3,268.04
  4. Step 4: Simplify right side
    5,625.88x = 25,371,820.70
  5. Step 5: Solve for x
    x = 25,371,820.70/5,625.88
  6. Step 6: Final answer
    x = 4,509.84

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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.