Home / 4,491.64-6,743.67-3,101.55

Finding the Fourth Proportional to 4,491.64, 6,743.67 and 3,101.55

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Solution

The fourth proportional to 4,491.64, 6,743.67 and 3,101.55 is: 4,656.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491.64 : 6,743.67 = 3,101.55 : x
  2. Step 2: Convert to fraction form
    4,491.64/6,743.67 = 3,101.55/x
  3. Step 3: Cross multiply
    4,491.64x = 6,743.67 × 3,101.55
  4. Step 4: Simplify right side
    4,491.64x = 20,915,829.69
  5. Step 5: Solve for x
    x = 20,915,829.69/4,491.64
  6. Step 6: Final answer
    x = 4,656.61

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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.