Home / 5,477.11-8,213.19-2,556.25

Finding the Fourth Proportional to 5,477.11, 8,213.19 and 2,556.25

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Solution

The fourth proportional to 5,477.11, 8,213.19 and 2,556.25 is: 3,833.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.11 : 8,213.19 = 2,556.25 : x
  2. Step 2: Convert to fraction form
    5,477.11/8,213.19 = 2,556.25/x
  3. Step 3: Cross multiply
    5,477.11x = 8,213.19 × 2,556.25
  4. Step 4: Simplify right side
    5,477.11x = 20,994,966.94
  5. Step 5: Solve for x
    x = 20,994,966.94/5,477.11
  6. Step 6: Final answer
    x = 3,833.22

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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.