Home / 11,815.44-17,727.47-5,493.24

Finding the Fourth Proportional to 11,815.44, 17,727.47 and 5,493.24

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Solution

The fourth proportional to 11,815.44, 17,727.47 and 5,493.24 is: 8,241.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,815.44 : 17,727.47 = 5,493.24 : x
  2. Step 2: Convert to fraction form
    11,815.44/17,727.47 = 5,493.24/x
  3. Step 3: Cross multiply
    11,815.44x = 17,727.47 × 5,493.24
  4. Step 4: Simplify right side
    11,815.44x = 97,381,219.84
  5. Step 5: Solve for x
    x = 97,381,219.84/11,815.44
  6. Step 6: Final answer
    x = 8,241.86

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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.