Home / 11,622.58-17,438.81-6,351.44

Finding the Fourth Proportional to 11,622.58, 17,438.81 and 6,351.44

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Solution

The fourth proportional to 11,622.58, 17,438.81 and 6,351.44 is: 9,529.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.58 : 17,438.81 = 6,351.44 : x
  2. Step 2: Convert to fraction form
    11,622.58/17,438.81 = 6,351.44/x
  3. Step 3: Cross multiply
    11,622.58x = 17,438.81 × 6,351.44
  4. Step 4: Simplify right side
    11,622.58x = 110,761,436.44
  5. Step 5: Solve for x
    x = 110,761,436.44/11,622.58
  6. Step 6: Final answer
    x = 9,529.85

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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.