Home / 9,160.42-13,747.92-3,615.16

Finding the Fourth Proportional to 9,160.42, 13,747.92 and 3,615.16

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Solution

The fourth proportional to 9,160.42, 13,747.92 and 3,615.16 is: 5,425.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,160.42 : 13,747.92 = 3,615.16 : x
  2. Step 2: Convert to fraction form
    9,160.42/13,747.92 = 3,615.16/x
  3. Step 3: Cross multiply
    9,160.42x = 13,747.92 × 3,615.16
  4. Step 4: Simplify right side
    9,160.42x = 49,700,930.47
  5. Step 5: Solve for x
    x = 49,700,930.47/9,160.42
  6. Step 6: Final answer
    x = 5,425.62

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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.