Home / 11,201.52-15,458.36-6,725.44

Finding the Fourth Proportional to 11,201.52, 15,458.36 and 6,725.44

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Solution

The fourth proportional to 11,201.52, 15,458.36 and 6,725.44 is: 9,281.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.52 : 15,458.36 = 6,725.44 : x
  2. Step 2: Convert to fraction form
    11,201.52/15,458.36 = 6,725.44/x
  3. Step 3: Cross multiply
    11,201.52x = 15,458.36 × 6,725.44
  4. Step 4: Simplify right side
    11,201.52x = 103,964,272.68
  5. Step 5: Solve for x
    x = 103,964,272.68/11,201.52
  6. Step 6: Final answer
    x = 9,281.26

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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.