Home / 7,391.10-11,086.34-3,441

Finding the Fourth Proportional to 7,391.10, 11,086.34 and 3,441

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Solution

The fourth proportional to 7,391.10, 11,086.34 and 3,441 is: 5,161.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.10 : 11,086.34 = 3,441 : x
  2. Step 2: Convert to fraction form
    7,391.10/11,086.34 = 3,441/x
  3. Step 3: Cross multiply
    7,391.10x = 11,086.34 × 3,441
  4. Step 4: Simplify right side
    7,391.10x = 38,148,095.94
  5. Step 5: Solve for x
    x = 38,148,095.94/7,391.10
  6. Step 6: Final answer
    x = 5,161.36

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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.