Home / 11,835.05-17,747.70-4,435.70

Finding the Fourth Proportional to 11,835.05, 17,747.70 and 4,435.70

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Solution

The fourth proportional to 11,835.05, 17,747.70 and 4,435.70 is: 6,651.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.05 : 17,747.70 = 4,435.70 : x
  2. Step 2: Convert to fraction form
    11,835.05/17,747.70 = 4,435.70/x
  3. Step 3: Cross multiply
    11,835.05x = 17,747.70 × 4,435.70
  4. Step 4: Simplify right side
    11,835.05x = 78,723,384.15
  5. Step 5: Solve for x
    x = 78,723,384.15/11,835.05
  6. Step 6: Final answer
    x = 6,651.72

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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.