Home / 9,100.07-13,653.38-3,177.83

Finding the Fourth Proportional to 9,100.07, 13,653.38 and 3,177.83

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Solution

The fourth proportional to 9,100.07, 13,653.38 and 3,177.83 is: 4,767.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100.07 : 13,653.38 = 3,177.83 : x
  2. Step 2: Convert to fraction form
    9,100.07/13,653.38 = 3,177.83/x
  3. Step 3: Cross multiply
    9,100.07x = 13,653.38 × 3,177.83
  4. Step 4: Simplify right side
    9,100.07x = 43,388,052.30
  5. Step 5: Solve for x
    x = 43,388,052.30/9,100.07
  6. Step 6: Final answer
    x = 4,767.88

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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.