Home / 10,966.56-16,452-3,175.44

Finding the Fourth Proportional to 10,966.56, 16,452 and 3,175.44

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Solution

The fourth proportional to 10,966.56, 16,452 and 3,175.44 is: 4,763.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.56 : 16,452 = 3,175.44 : x
  2. Step 2: Convert to fraction form
    10,966.56/16,452 = 3,175.44/x
  3. Step 3: Cross multiply
    10,966.56x = 16,452 × 3,175.44
  4. Step 4: Simplify right side
    10,966.56x = 52,242,338.88
  5. Step 5: Solve for x
    x = 52,242,338.88/10,966.56
  6. Step 6: Final answer
    x = 4,763.79

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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.