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Finding the Fourth Proportional to 5,835.65, 8,754.68 and 1,940.36

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Solution

The fourth proportional to 5,835.65, 8,754.68 and 1,940.36 is: 2,910.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,835.65 : 8,754.68 = 1,940.36 : x
  2. Step 2: Convert to fraction form
    5,835.65/8,754.68 = 1,940.36/x
  3. Step 3: Cross multiply
    5,835.65x = 8,754.68 × 1,940.36
  4. Step 4: Simplify right side
    5,835.65x = 16,987,191.96
  5. Step 5: Solve for x
    x = 16,987,191.96/5,835.65
  6. Step 6: Final answer
    x = 2,910.94

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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.