Home / 4,266.62-6,399.39-1,671.38

Finding the Fourth Proportional to 4,266.62, 6,399.39 and 1,671.38

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Solution

The fourth proportional to 4,266.62, 6,399.39 and 1,671.38 is: 2,506.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.62 : 6,399.39 = 1,671.38 : x
  2. Step 2: Convert to fraction form
    4,266.62/6,399.39 = 1,671.38/x
  3. Step 3: Cross multiply
    4,266.62x = 6,399.39 × 1,671.38
  4. Step 4: Simplify right side
    4,266.62x = 10,695,812.46
  5. Step 5: Solve for x
    x = 10,695,812.46/4,266.62
  6. Step 6: Final answer
    x = 2,506.86

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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.