Home / 11,231.42-16,844.97-3,835.11

Finding the Fourth Proportional to 11,231.42, 16,844.97 and 3,835.11

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Solution

The fourth proportional to 11,231.42, 16,844.97 and 3,835.11 is: 5,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.42 : 16,844.97 = 3,835.11 : x
  2. Step 2: Convert to fraction form
    11,231.42/16,844.97 = 3,835.11/x
  3. Step 3: Cross multiply
    11,231.42x = 16,844.97 × 3,835.11
  4. Step 4: Simplify right side
    11,231.42x = 64,602,312.90
  5. Step 5: Solve for x
    x = 64,602,312.90/11,231.42
  6. Step 6: Final answer
    x = 5,751.93

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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.