Home / 11,076.88-16,619.80-4,503.60

Finding the Fourth Proportional to 11,076.88, 16,619.80 and 4,503.60

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Solution

The fourth proportional to 11,076.88, 16,619.80 and 4,503.60 is: 6,757.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,076.88 : 16,619.80 = 4,503.60 : x
  2. Step 2: Convert to fraction form
    11,076.88/16,619.80 = 4,503.60/x
  3. Step 3: Cross multiply
    11,076.88x = 16,619.80 × 4,503.60
  4. Step 4: Simplify right side
    11,076.88x = 74,848,931.28
  5. Step 5: Solve for x
    x = 74,848,931.28/11,076.88
  6. Step 6: Final answer
    x = 6,757.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.