Home / 10,832.75-16,249.70-3,437.79

Finding the Fourth Proportional to 10,832.75, 16,249.70 and 3,437.79

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Solution

The fourth proportional to 10,832.75, 16,249.70 and 3,437.79 is: 5,156.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,832.75 : 16,249.70 = 3,437.79 : x
  2. Step 2: Convert to fraction form
    10,832.75/16,249.70 = 3,437.79/x
  3. Step 3: Cross multiply
    10,832.75x = 16,249.70 × 3,437.79
  4. Step 4: Simplify right side
    10,832.75x = 55,863,056.16
  5. Step 5: Solve for x
    x = 55,863,056.16/10,832.75
  6. Step 6: Final answer
    x = 5,156.87

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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.