Home / 3,167.17-4,750.70-1,219.79

Finding the Fourth Proportional to 3,167.17, 4,750.70 and 1,219.79

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Solution

The fourth proportional to 3,167.17, 4,750.70 and 1,219.79 is: 1,829.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.17 : 4,750.70 = 1,219.79 : x
  2. Step 2: Convert to fraction form
    3,167.17/4,750.70 = 1,219.79/x
  3. Step 3: Cross multiply
    3,167.17x = 4,750.70 × 1,219.79
  4. Step 4: Simplify right side
    3,167.17x = 5,794,850.25
  5. Step 5: Solve for x
    x = 5,794,850.25/3,167.17
  6. Step 6: Final answer
    x = 1,829.66

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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.