Home / 8,629.52-11,905.92-5,092.07

Finding the Fourth Proportional to 8,629.52, 11,905.92 and 5,092.07

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Solution

The fourth proportional to 8,629.52, 11,905.92 and 5,092.07 is: 7,025.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629.52 : 11,905.92 = 5,092.07 : x
  2. Step 2: Convert to fraction form
    8,629.52/11,905.92 = 5,092.07/x
  3. Step 3: Cross multiply
    8,629.52x = 11,905.92 × 5,092.07
  4. Step 4: Simplify right side
    8,629.52x = 60,625,718.52
  5. Step 5: Solve for x
    x = 60,625,718.52/8,629.52
  6. Step 6: Final answer
    x = 7,025.39

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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.