Home / 10,768.81-16,153.21-3,373.85

Finding the Fourth Proportional to 10,768.81, 16,153.21 and 3,373.85

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Solution

The fourth proportional to 10,768.81, 16,153.21 and 3,373.85 is: 5,060.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.81 : 16,153.21 = 3,373.85 : x
  2. Step 2: Convert to fraction form
    10,768.81/16,153.21 = 3,373.85/x
  3. Step 3: Cross multiply
    10,768.81x = 16,153.21 × 3,373.85
  4. Step 4: Simplify right side
    10,768.81x = 54,498,507.56
  5. Step 5: Solve for x
    x = 54,498,507.56/10,768.81
  6. Step 6: Final answer
    x = 5,060.77

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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.