Home / 13,604.04-20,403.74-3,741

Finding the Fourth Proportional to 13,604.04, 20,403.74 and 3,741

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Solution

The fourth proportional to 13,604.04, 20,403.74 and 3,741 is: 5,610.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604.04 : 20,403.74 = 3,741 : x
  2. Step 2: Convert to fraction form
    13,604.04/20,403.74 = 3,741/x
  3. Step 3: Cross multiply
    13,604.04x = 20,403.74 × 3,741
  4. Step 4: Simplify right side
    13,604.04x = 76,330,391.34
  5. Step 5: Solve for x
    x = 76,330,391.34/13,604.04
  6. Step 6: Final answer
    x = 5,610.86

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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.