Home / 3,969.34-5,954.39-1,471.18

Finding the Fourth Proportional to 3,969.34, 5,954.39 and 1,471.18

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Solution

The fourth proportional to 3,969.34, 5,954.39 and 1,471.18 is: 2,206.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969.34 : 5,954.39 = 1,471.18 : x
  2. Step 2: Convert to fraction form
    3,969.34/5,954.39 = 1,471.18/x
  3. Step 3: Cross multiply
    3,969.34x = 5,954.39 × 1,471.18
  4. Step 4: Simplify right side
    3,969.34x = 8,759,972.12
  5. Step 5: Solve for x
    x = 8,759,972.12/3,969.34
  6. Step 6: Final answer
    x = 2,206.91

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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.