Home / 8,458.45-11,668.73-5,475.27

Finding the Fourth Proportional to 8,458.45, 11,668.73 and 5,475.27

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Solution

The fourth proportional to 8,458.45, 11,668.73 and 5,475.27 is: 7,553.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458.45 : 11,668.73 = 5,475.27 : x
  2. Step 2: Convert to fraction form
    8,458.45/11,668.73 = 5,475.27/x
  3. Step 3: Cross multiply
    8,458.45x = 11,668.73 × 5,475.27
  4. Step 4: Simplify right side
    8,458.45x = 63,889,447.31
  5. Step 5: Solve for x
    x = 63,889,447.31/8,458.45
  6. Step 6: Final answer
    x = 7,553.33

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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.