Home / 11,816.94-17,729.72-5,494.74

Finding the Fourth Proportional to 11,816.94, 17,729.72 and 5,494.74

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Solution

The fourth proportional to 11,816.94, 17,729.72 and 5,494.74 is: 8,244.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816.94 : 17,729.72 = 5,494.74 : x
  2. Step 2: Convert to fraction form
    11,816.94/17,729.72 = 5,494.74/x
  3. Step 3: Cross multiply
    11,816.94x = 17,729.72 × 5,494.74
  4. Step 4: Simplify right side
    11,816.94x = 97,420,174.20
  5. Step 5: Solve for x
    x = 97,420,174.20/11,816.94
  6. Step 6: Final answer
    x = 8,244.11

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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.