Home / 3,291.24-4,932.42-1,556.04

Finding the Fourth Proportional to 3,291.24, 4,932.42 and 1,556.04

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Solution

The fourth proportional to 3,291.24, 4,932.42 and 1,556.04 is: 2,331.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.24 : 4,932.42 = 1,556.04 : x
  2. Step 2: Convert to fraction form
    3,291.24/4,932.42 = 1,556.04/x
  3. Step 3: Cross multiply
    3,291.24x = 4,932.42 × 1,556.04
  4. Step 4: Simplify right side
    3,291.24x = 7,675,042.82
  5. Step 5: Solve for x
    x = 7,675,042.82/3,291.24
  6. Step 6: Final answer
    x = 2,331.96

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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.