Home / 8,120.26-11,202.64-5,468.52

Finding the Fourth Proportional to 8,120.26, 11,202.64 and 5,468.52

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Solution

The fourth proportional to 8,120.26, 11,202.64 and 5,468.52 is: 7,544.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120.26 : 11,202.64 = 5,468.52 : x
  2. Step 2: Convert to fraction form
    8,120.26/11,202.64 = 5,468.52/x
  3. Step 3: Cross multiply
    8,120.26x = 11,202.64 × 5,468.52
  4. Step 4: Simplify right side
    8,120.26x = 61,261,889.23
  5. Step 5: Solve for x
    x = 61,261,889.23/8,120.26
  6. Step 6: Final answer
    x = 7,544.32

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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.