Home / 7,367.82-11,047.90-3,617.95

Finding the Fourth Proportional to 7,367.82, 11,047.90 and 3,617.95

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Solution

The fourth proportional to 7,367.82, 11,047.90 and 3,617.95 is: 5,425.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367.82 : 11,047.90 = 3,617.95 : x
  2. Step 2: Convert to fraction form
    7,367.82/11,047.90 = 3,617.95/x
  3. Step 3: Cross multiply
    7,367.82x = 11,047.90 × 3,617.95
  4. Step 4: Simplify right side
    7,367.82x = 39,970,749.81
  5. Step 5: Solve for x
    x = 39,970,749.81/7,367.82
  6. Step 6: Final answer
    x = 5,425.04

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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.