Home / 11,438.58-17,161.56-3,647.46

Finding the Fourth Proportional to 11,438.58, 17,161.56 and 3,647.46

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Solution

The fourth proportional to 11,438.58, 17,161.56 and 3,647.46 is: 5,472.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,438.58 : 17,161.56 = 3,647.46 : x
  2. Step 2: Convert to fraction form
    11,438.58/17,161.56 = 3,647.46/x
  3. Step 3: Cross multiply
    11,438.58x = 17,161.56 × 3,647.46
  4. Step 4: Simplify right side
    11,438.58x = 62,596,103.64
  5. Step 5: Solve for x
    x = 62,596,103.64/11,438.58
  6. Step 6: Final answer
    x = 5,472.37

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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.