Home / 10,552.58-15,829.62-3,156.44

Finding the Fourth Proportional to 10,552.58, 15,829.62 and 3,156.44

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Solution

The fourth proportional to 10,552.58, 15,829.62 and 3,156.44 is: 4,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552.58 : 15,829.62 = 3,156.44 : x
  2. Step 2: Convert to fraction form
    10,552.58/15,829.62 = 3,156.44/x
  3. Step 3: Cross multiply
    10,552.58x = 15,829.62 × 3,156.44
  4. Step 4: Simplify right side
    10,552.58x = 49,965,245.75
  5. Step 5: Solve for x
    x = 49,965,245.75/10,552.58
  6. Step 6: Final answer
    x = 4,734.88

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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.