Home / 11,223.62-16,835.67-5,373.80

Finding the Fourth Proportional to 11,223.62, 16,835.67 and 5,373.80

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Solution

The fourth proportional to 11,223.62, 16,835.67 and 5,373.80 is: 8,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.62 : 16,835.67 = 5,373.80 : x
  2. Step 2: Convert to fraction form
    11,223.62/16,835.67 = 5,373.80/x
  3. Step 3: Cross multiply
    11,223.62x = 16,835.67 × 5,373.80
  4. Step 4: Simplify right side
    11,223.62x = 90,471,523.45
  5. Step 5: Solve for x
    x = 90,471,523.45/11,223.62
  6. Step 6: Final answer
    x = 8,060.81

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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.