Home / 2,371.12-3,564.30-2,198.56

Finding the Fourth Proportional to 2,371.12, 3,564.30 and 2,198.56

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Solution

The fourth proportional to 2,371.12, 3,564.30 and 2,198.56 is: 3,304.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.12 : 3,564.30 = 2,198.56 : x
  2. Step 2: Convert to fraction form
    2,371.12/3,564.30 = 2,198.56/x
  3. Step 3: Cross multiply
    2,371.12x = 3,564.30 × 2,198.56
  4. Step 4: Simplify right side
    2,371.12x = 7,836,327.41
  5. Step 5: Solve for x
    x = 7,836,327.41/2,371.12
  6. Step 6: Final answer
    x = 3,304.91

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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.