Home / 9,179.24-12,668.11-5,201.06

Finding the Fourth Proportional to 9,179.24, 12,668.11 and 5,201.06

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Solution

The fourth proportional to 9,179.24, 12,668.11 and 5,201.06 is: 7,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.24 : 12,668.11 = 5,201.06 : x
  2. Step 2: Convert to fraction form
    9,179.24/12,668.11 = 5,201.06/x
  3. Step 3: Cross multiply
    9,179.24x = 12,668.11 × 5,201.06
  4. Step 4: Simplify right side
    9,179.24x = 65,887,523.85
  5. Step 5: Solve for x
    x = 65,887,523.85/9,179.24
  6. Step 6: Final answer
    x = 7,177.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.