Home / 4,092.12-6,128.93-3,354.01

Finding the Fourth Proportional to 4,092.12, 6,128.93 and 3,354.01

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Solution

The fourth proportional to 4,092.12, 6,128.93 and 3,354.01 is: 5,023.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.12 : 6,128.93 = 3,354.01 : x
  2. Step 2: Convert to fraction form
    4,092.12/6,128.93 = 3,354.01/x
  3. Step 3: Cross multiply
    4,092.12x = 6,128.93 × 3,354.01
  4. Step 4: Simplify right side
    4,092.12x = 20,556,485.57
  5. Step 5: Solve for x
    x = 20,556,485.57/4,092.12
  6. Step 6: Final answer
    x = 5,023.43

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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.