Home / 10,579.95-15,872.22-3,183.84

Finding the Fourth Proportional to 10,579.95, 15,872.22 and 3,183.84

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Solution

The fourth proportional to 10,579.95, 15,872.22 and 3,183.84 is: 4,776.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.95 : 15,872.22 = 3,183.84 : x
  2. Step 2: Convert to fraction form
    10,579.95/15,872.22 = 3,183.84/x
  3. Step 3: Cross multiply
    10,579.95x = 15,872.22 × 3,183.84
  4. Step 4: Simplify right side
    10,579.95x = 50,534,608.92
  5. Step 5: Solve for x
    x = 50,534,608.92/10,579.95
  6. Step 6: Final answer
    x = 4,776.45

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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.