Home / 5,556.30-7,669.42-3,200.02

Finding the Fourth Proportional to 5,556.30, 7,669.42 and 3,200.02

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Solution

The fourth proportional to 5,556.30, 7,669.42 and 3,200.02 is: 4,417.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.30 : 7,669.42 = 3,200.02 : x
  2. Step 2: Convert to fraction form
    5,556.30/7,669.42 = 3,200.02/x
  3. Step 3: Cross multiply
    5,556.30x = 7,669.42 × 3,200.02
  4. Step 4: Simplify right side
    5,556.30x = 24,542,297.39
  5. Step 5: Solve for x
    x = 24,542,297.39/5,556.30
  6. Step 6: Final answer
    x = 4,417.02

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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.