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Finding the Fourth Proportional to 5,838.89, 8,757.52 and 1,890.54

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Solution

The fourth proportional to 5,838.89, 8,757.52 and 1,890.54 is: 2,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.89 : 8,757.52 = 1,890.54 : x
  2. Step 2: Convert to fraction form
    5,838.89/8,757.52 = 1,890.54/x
  3. Step 3: Cross multiply
    5,838.89x = 8,757.52 × 1,890.54
  4. Step 4: Simplify right side
    5,838.89x = 16,556,437.13
  5. Step 5: Solve for x
    x = 16,556,437.13/5,838.89
  6. Step 6: Final answer
    x = 2,835.55

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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.