Home / 3,206.28-4,798.56-1,974.48

Finding the Fourth Proportional to 3,206.28, 4,798.56 and 1,974.48

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Solution

The fourth proportional to 3,206.28, 4,798.56 and 1,974.48 is: 2,955.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.28 : 4,798.56 = 1,974.48 : x
  2. Step 2: Convert to fraction form
    3,206.28/4,798.56 = 1,974.48/x
  3. Step 3: Cross multiply
    3,206.28x = 4,798.56 × 1,974.48
  4. Step 4: Simplify right side
    3,206.28x = 9,474,660.75
  5. Step 5: Solve for x
    x = 9,474,660.75/3,206.28
  6. Step 6: Final answer
    x = 2,955.03

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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.