Home / 11,076.98-15,278.62-6,597.28

Finding the Fourth Proportional to 11,076.98, 15,278.62 and 6,597.28

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Solution

The fourth proportional to 11,076.98, 15,278.62 and 6,597.28 is: 9,099.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,076.98 : 15,278.62 = 6,597.28 : x
  2. Step 2: Convert to fraction form
    11,076.98/15,278.62 = 6,597.28/x
  3. Step 3: Cross multiply
    11,076.98x = 15,278.62 × 6,597.28
  4. Step 4: Simplify right side
    11,076.98x = 100,797,334.15
  5. Step 5: Solve for x
    x = 100,797,334.15/11,076.98
  6. Step 6: Final answer
    x = 9,099.71

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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.