Home / 8,455.24-11,668.26-4,917.52

Finding the Fourth Proportional to 8,455.24, 11,668.26 and 4,917.52

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Solution

The fourth proportional to 8,455.24, 11,668.26 and 4,917.52 is: 6,786.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,455.24 : 11,668.26 = 4,917.52 : x
  2. Step 2: Convert to fraction form
    8,455.24/11,668.26 = 4,917.52/x
  3. Step 3: Cross multiply
    8,455.24x = 11,668.26 × 4,917.52
  4. Step 4: Simplify right side
    8,455.24x = 57,378,901.92
  5. Step 5: Solve for x
    x = 57,378,901.92/8,455.24
  6. Step 6: Final answer
    x = 6,786.19

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