Home / 2,367.41-3,551.67-905.76

Finding the Fourth Proportional to 2,367.41, 3,551.67 and 905.76

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Solution

The fourth proportional to 2,367.41, 3,551.67 and 905.76 is: 1,358.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.41 : 3,551.67 = 905.76 : x
  2. Step 2: Convert to fraction form
    2,367.41/3,551.67 = 905.76/x
  3. Step 3: Cross multiply
    2,367.41x = 3,551.67 × 905.76
  4. Step 4: Simplify right side
    2,367.41x = 3,216,960.62
  5. Step 5: Solve for x
    x = 3,216,960.62/2,367.41
  6. Step 6: Final answer
    x = 1,358.86

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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.