Home / 10,960.22-15,121.40-6,241.16

Finding the Fourth Proportional to 10,960.22, 15,121.40 and 6,241.16

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Solution

The fourth proportional to 10,960.22, 15,121.40 and 6,241.16 is: 8,610.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,960.22 : 15,121.40 = 6,241.16 : x
  2. Step 2: Convert to fraction form
    10,960.22/15,121.40 = 6,241.16/x
  3. Step 3: Cross multiply
    10,960.22x = 15,121.40 × 6,241.16
  4. Step 4: Simplify right side
    10,960.22x = 94,375,076.82
  5. Step 5: Solve for x
    x = 94,375,076.82/10,960.22
  6. Step 6: Final answer
    x = 8,610.69

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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.