Home / 8,110.24-11,180.64-5,751.52

Finding the Fourth Proportional to 8,110.24, 11,180.64 and 5,751.52

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Solution

The fourth proportional to 8,110.24, 11,180.64 and 5,751.52 is: 7,928.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.24 : 11,180.64 = 5,751.52 : x
  2. Step 2: Convert to fraction form
    8,110.24/11,180.64 = 5,751.52/x
  3. Step 3: Cross multiply
    8,110.24x = 11,180.64 × 5,751.52
  4. Step 4: Simplify right side
    8,110.24x = 64,305,674.57
  5. Step 5: Solve for x
    x = 64,305,674.57/8,110.24
  6. Step 6: Final answer
    x = 7,928.95

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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.