Home / 9,161.92-13,743.60-3,615.52

Finding the Fourth Proportional to 9,161.92, 13,743.60 and 3,615.52

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Solution

The fourth proportional to 9,161.92, 13,743.60 and 3,615.52 is: 5,423.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161.92 : 13,743.60 = 3,615.52 : x
  2. Step 2: Convert to fraction form
    9,161.92/13,743.60 = 3,615.52/x
  3. Step 3: Cross multiply
    9,161.92x = 13,743.60 × 3,615.52
  4. Step 4: Simplify right side
    9,161.92x = 49,690,260.67
  5. Step 5: Solve for x
    x = 49,690,260.67/9,161.92
  6. Step 6: Final answer
    x = 5,423.56

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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.