Home / 5,727.03-7,902.77-3,209.25

Finding the Fourth Proportional to 5,727.03, 7,902.77 and 3,209.25

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Solution

The fourth proportional to 5,727.03, 7,902.77 and 3,209.25 is: 4,428.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.03 : 7,902.77 = 3,209.25 : x
  2. Step 2: Convert to fraction form
    5,727.03/7,902.77 = 3,209.25/x
  3. Step 3: Cross multiply
    5,727.03x = 7,902.77 × 3,209.25
  4. Step 4: Simplify right side
    5,727.03x = 25,361,964.62
  5. Step 5: Solve for x
    x = 25,361,964.62/5,727.03
  6. Step 6: Final answer
    x = 4,428.47

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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.