Home / 9,172.44-13,748.01-3,905.79

Finding the Fourth Proportional to 9,172.44, 13,748.01 and 3,905.79

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Solution

The fourth proportional to 9,172.44, 13,748.01 and 3,905.79 is: 5,854.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172.44 : 13,748.01 = 3,905.79 : x
  2. Step 2: Convert to fraction form
    9,172.44/13,748.01 = 3,905.79/x
  3. Step 3: Cross multiply
    9,172.44x = 13,748.01 × 3,905.79
  4. Step 4: Simplify right side
    9,172.44x = 53,696,839.98
  5. Step 5: Solve for x
    x = 53,696,839.98/9,172.44
  6. Step 6: Final answer
    x = 5,854.15

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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.