Home / 10,467.62-15,704.16-3,448.70

Finding the Fourth Proportional to 10,467.62, 15,704.16 and 3,448.70

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Solution

The fourth proportional to 10,467.62, 15,704.16 and 3,448.70 is: 5,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.62 : 15,704.16 = 3,448.70 : x
  2. Step 2: Convert to fraction form
    10,467.62/15,704.16 = 3,448.70/x
  3. Step 3: Cross multiply
    10,467.62x = 15,704.16 × 3,448.70
  4. Step 4: Simplify right side
    10,467.62x = 54,158,936.59
  5. Step 5: Solve for x
    x = 54,158,936.59/10,467.62
  6. Step 6: Final answer
    x = 5,173.95

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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.