Home / 11,521.82-17,282.12-3,202.32

Finding the Fourth Proportional to 11,521.82, 17,282.12 and 3,202.32

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Solution

The fourth proportional to 11,521.82, 17,282.12 and 3,202.32 is: 4,803.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521.82 : 17,282.12 = 3,202.32 : x
  2. Step 2: Convert to fraction form
    11,521.82/17,282.12 = 3,202.32/x
  3. Step 3: Cross multiply
    11,521.82x = 17,282.12 × 3,202.32
  4. Step 4: Simplify right side
    11,521.82x = 55,342,878.52
  5. Step 5: Solve for x
    x = 55,342,878.52/11,521.82
  6. Step 6: Final answer
    x = 4,803.31

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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.