Home / 4,489.26-6,733.89-1,890.54

Finding the Fourth Proportional to 4,489.26, 6,733.89 and 1,890.54

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Solution

The fourth proportional to 4,489.26, 6,733.89 and 1,890.54 is: 2,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.26 : 6,733.89 = 1,890.54 : x
  2. Step 2: Convert to fraction form
    4,489.26/6,733.89 = 1,890.54/x
  3. Step 3: Cross multiply
    4,489.26x = 6,733.89 × 1,890.54
  4. Step 4: Simplify right side
    4,489.26x = 12,730,688.40
  5. Step 5: Solve for x
    x = 12,730,688.40/4,489.26
  6. Step 6: Final answer
    x = 2,835.81

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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.