Home / 3,283.79-4,930.97-2,174.90

Finding the Fourth Proportional to 3,283.79, 4,930.97 and 2,174.90

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Solution

The fourth proportional to 3,283.79, 4,930.97 and 2,174.90 is: 3,265.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.79 : 4,930.97 = 2,174.90 : x
  2. Step 2: Convert to fraction form
    3,283.79/4,930.97 = 2,174.90/x
  3. Step 3: Cross multiply
    3,283.79x = 4,930.97 × 2,174.90
  4. Step 4: Simplify right side
    3,283.79x = 10,724,331.12
  5. Step 5: Solve for x
    x = 10,724,331.12/3,283.79
  6. Step 6: Final answer
    x = 3,265.84

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1.5x scale

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.