Home / 10,267.62-15,400.24-2,872.66

Finding the Fourth Proportional to 10,267.62, 15,400.24 and 2,872.66

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Solution

The fourth proportional to 10,267.62, 15,400.24 and 2,872.66 is: 4,308.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.62 : 15,400.24 = 2,872.66 : x
  2. Step 2: Convert to fraction form
    10,267.62/15,400.24 = 2,872.66/x
  3. Step 3: Cross multiply
    10,267.62x = 15,400.24 × 2,872.66
  4. Step 4: Simplify right side
    10,267.62x = 44,239,629.84
  5. Step 5: Solve for x
    x = 44,239,629.84/10,267.62
  6. Step 6: Final answer
    x = 4,308.65

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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.